ku dong ku dong ku dong
ku dong ku dong ku dong .
k u WORD_BOUNDARY d o ŋ WORD_BOUNDARY k u WORD_BOUNDARY d o ŋ WORD_BOUNDARY k u WORD_BOUNDARY d o ŋ WORD_BOUNDARY
k u WORD_BOUNDARY d o n g WORD_BOUNDARY k u WORD_BOUNDARY d o n g WORD_BOUNDARY k u WORD_BOUNDARY d o n g WORD_BOUNDARY . WORD_BOUNDARY