question: add a found corresponding term for this stem . if this term has been already found , it wo n't be duplicated but the stem frequency will still be incremented . concode_field_sep Version LUCENE_VERSION concode_elem_sep Set<String> terms concode_elem_sep String stem concode_elem_sep Integer frequency concode_field_sep Set<String> findKeywordStrings concode_elem_sep Integer getFrequency concode_elem_sep int hashCode concode_elem_sep String stemmize concode_elem_sep T find concode_elem_sep boolean equals concode_elem_sep String getStem concode_elem_sep String toString concode_elem_sep int compareTo concode_elem_sep List<Keyword> findKeywords concode_elem_sep Set<String> getTerms
target: void function ( String arg0 ) { terms . add ( arg0 ) ; frequency ++ ; }