burung+burung terbang
burung burung terbang .
b u r u ŋ WORD_BOUNDARY b u r u ŋ WORD_BOUNDARY t ə r b a ŋ WORD_BOUNDARY
b u r u n g WORD_BOUNDARY b u r u n g WORD_BOUNDARY t e r b a n g WORD_BOUNDARY . WORD_BOUNDARY