pon ponponpon ponponpon un
pon ponponpon ponponpon un .
p o n WORD_BOUNDARY p o n p o n p o n WORD_BOUNDARY p o n p o n p o n WORD_BOUNDARY ɯ n WORD_BOUNDARY
p o n WORD_BOUNDARY p o n p o n p o n WORD_BOUNDARY p o n p o n p o n WORD_BOUNDARY u n WORD_BOUNDARY