di sini ada sungai Mas
di sini ada sungai mas .
d i WORD_BOUNDARY s i n i WORD_BOUNDARY  a d a WORD_BOUNDARY s u ŋ ai̯ WORD_BOUNDARY m a s WORD_BOUNDARY
d i WORD_BOUNDARY s i n i WORD_BOUNDARY a d a WORD_BOUNDARY s u n g a i WORD_BOUNDARY m a s WORD_BOUNDARY