o Ipit kirim surat nih
o ipit kirim surat nih .
o WORD_BOUNDARY  i p i t WORD_BOUNDARY k i r i m WORD_BOUNDARY s u r a t WORD_BOUNDARY n i h WORD_BOUNDARY
o WORD_BOUNDARY i p i t WORD_BOUNDARY k i r i m WORD_BOUNDARY s u r a t WORD_BOUNDARY n i h WORD_BOUNDARY