complete_stems          Complete Stems
extract_words           Extract words Extracts all words from a
                        character string of texts.
overstemming_index      Overstemming Index (OI)
performance             Performance
ptstem_words            Stem Words
stem_hunspell           Stemming using Hunspell
stem_modified_hunspell
                        Stemming with small modification of Hunspell
stem_porter             Stem using Porter's
stem_rslp               Stemming using RSLP
understemming_index     Understemming Index (UI)
unify_stems             Unify stems by mean position
