dang dang dung deng
dang dang dung deng .
d a ŋ WORD_BOUNDARY d a ŋ WORD_BOUNDARY d u ŋ WORD_BOUNDARY d ɛ ŋ WORD_BOUNDARY
d a n g WORD_BOUNDARY d a n g WORD_BOUNDARY d u n g WORD_BOUNDARY d e n g WORD_BOUNDARY