def lemma_stem_sentence(sentence):
lmtzr = WordNetLemmatizer()
ls = LancasterStemmer()
word_list = []
single_words = re.findall("\w+",sentence)
for single_word in single_words:
lemmed = lmtzr.lemmertize(single_word)
stemmed = ls.stem(lemmed)
if not stemmed in glob_Lucene:
word_list.append(stemmed)
return word_list
