bukan bukan burung bebek
bukan bukan burung bebek .
b u k a n WORD_BOUNDARY b u k a n WORD_BOUNDARY b u r u ŋ WORD_BOUNDARY b ɛ b ɛ ʔ WORD_BOUNDARY
b u k a n WORD_BOUNDARY b u k a n WORD_BOUNDARY b u r u n g WORD_BOUNDARY b e b e k WORD_BOUNDARY