laa4 鑽 鑽 aa3
laa4 zyun3 zyun3 aa3
co v v fil
laa4 鑽 鑽 aa3 .
l a̞˧˩̰ WORD_BOUNDARY ts y˧ n WORD_BOUNDARY ts y˧ n WORD_BOUNDARY a̞˧ WORD_BOUNDARY
l a a 4 WORD_BOUNDARY 鑽 WORD_BOUNDARY 鑽 WORD_BOUNDARY a a 3 WORD_BOUNDARY . WORD_BOUNDARY