diff --git a/Source/Engine/Gramambular/BlockReadingBuilder.h b/Source/Engine/Gramambular/BlockReadingBuilder.h
index 145a0185..76d681a3 100644
--- a/Source/Engine/Gramambular/BlockReadingBuilder.h
+++ b/Source/Engine/Gramambular/BlockReadingBuilder.h
@@ -58,8 +58,6 @@ namespace Formosa {
             vector<string> readingsAtRange(size_t begin, size_t end) const;
 
             Grid& grid();
-
-            bool checkIfUnigramExistInVector(Unigram& unigram, vector<Unigram>vector);
                         
         protected:
             void build();
@@ -198,16 +196,6 @@ namespace Formosa {
             return m_grid;
         }
 
-        inline bool BlockReadingBuilder::checkIfUnigramExistInVector(Unigram& unigram, vector<Unigram>vector)
-        {
-            for (std::vector<Unigram>::iterator it=vector.begin(); it!=vector.end(); ++it) {
-                if (it->keyValue.value == unigram.keyValue.value) {
-                    return true;
-                }
-            }
-            return false;
-        }
-
         inline void BlockReadingBuilder::build()
         {
             if (!m_LM) {
diff --git a/Source/Engine/McBopomofoLM.cpp b/Source/Engine/McBopomofoLM.cpp
index e5bc741f..b7bfd1b5 100644
--- a/Source/Engine/McBopomofoLM.cpp
+++ b/Source/Engine/McBopomofoLM.cpp
@@ -13,7 +13,7 @@ McBopomofoLM::~McBopomofoLM()
 {
     m_languageModel.close();
     m_userPhrases.close();
-    m_excluddePhrases.close();
+    m_excludedPhrases.close();
 }
 
 void McBopomofoLM::loadLanguageModel(const char* languageModelDataPath)
@@ -27,8 +27,8 @@ void McBopomofoLM::loadUserPhrases(const char* userPhrasesDataPath,
 {
     m_userPhrases.close();
     m_userPhrases.open(userPhrasesDataPath);
-    m_excluddePhrases.close();
-    m_excluddePhrases.open(excludedPhrasesDataPath);
+    m_excludedPhrases.close();
+    m_excludedPhrases.open(excludedPhrasesDataPath);
 }
 
 const vector<Bigram> McBopomofoLM::bigramsForKeys(const string& preceedingKey, const string& key)
@@ -40,35 +40,35 @@ const vector<Unigram> McBopomofoLM::unigramsForKey(const string& key)
 {
     vector<Unigram> unigrams;
     vector<Unigram> userUnigrams;
-    
+
     // Use unordered_set so that you don't have to do O(n*m)
     unordered_set<string> excludedValues;
     unordered_set<string> userValues;
-    
-    if (m_excluddePhrases.hasUnigramsForKey(key)) {
-        vector<Unigram> excludedUnigrams = m_excluddePhrases.unigramsForKey(key);
+
+    if (m_excludedPhrases.hasUnigramsForKey(key)) {
+        vector<Unigram> excludedUnigrams = m_excludedPhrases.unigramsForKey(key);
         transform(excludedUnigrams.begin(), excludedUnigrams.end(),
                   inserter(excludedValues, excludedValues.end()),
                   [](const Unigram &u) { return u.keyValue.value; });
     }
-    
+
     if (m_userPhrases.hasUnigramsForKey(key)) {
         vector<Unigram> rawUserUnigrams = m_userPhrases.unigramsForKey(key);
-        
+
         for (auto&& unigram : rawUserUnigrams) {
             if (excludedValues.find(unigram.keyValue.value) == excludedValues.end()) {
                 userUnigrams.push_back(unigram);
             }
         }
-        
+
         transform(userUnigrams.begin(), userUnigrams.end(),
                   inserter(userValues, userValues.end()),
                   [](const Unigram &u) { return u.keyValue.value; });
     }
-    
+
     if (m_languageModel.hasUnigramsForKey(key)) {
         vector<Unigram> globalUnigrams = m_languageModel.unigramsForKey(key);
-        
+
         for (auto&& unigram : globalUnigrams) {
             if (excludedValues.find(unigram.keyValue.value) == excludedValues.end() &&
                 userValues.find(unigram.keyValue.value) == userValues.end()) {
@@ -76,17 +76,17 @@ const vector<Unigram> McBopomofoLM::unigramsForKey(const string& key)
             }
         }
     }
-    
+
     unigrams.insert(unigrams.begin(), userUnigrams.begin(), userUnigrams.end());
     return unigrams;
 }
 
 bool McBopomofoLM::hasUnigramsForKey(const string& key)
 {
-    if (!m_excluddePhrases.hasUnigramsForKey(key)) {
+    if (!m_excludedPhrases.hasUnigramsForKey(key)) {
         return m_userPhrases.hasUnigramsForKey(key) ||
         m_languageModel.hasUnigramsForKey(key);
     }
-    
+
     return unigramsForKey(key).size() > 0;
 }
diff --git a/Source/Engine/McBopomofoLM.h b/Source/Engine/McBopomofoLM.h
index 19ad8246..292fbf61 100644
--- a/Source/Engine/McBopomofoLM.h
+++ b/Source/Engine/McBopomofoLM.h
@@ -24,7 +24,7 @@ public:
 protected:
     FastLM m_languageModel;
     FastLM m_userPhrases;
-    FastLM m_excluddePhrases;
+    FastLM m_excludedPhrases;
 };
 };