hm tu ada buku kan tuh
hm tu ada buku kan tuh ?
h a ɛ m WORD_BOUNDARY t u WORD_BOUNDARY  a d a WORD_BOUNDARY b u k u WORD_BOUNDARY k a n WORD_BOUNDARY t u h WORD_BOUNDARY
h m WORD_BOUNDARY t u WORD_BOUNDARY a d a WORD_BOUNDARY b u k u WORD_BOUNDARY k a n WORD_BOUNDARY t u h WORD_BOUNDARY