laa4 試 haa5 先
laa4 si3 haa5 sin1
sfp v sfp sfp
laa4 試 haa5 先 .
l a̞˧˩̰ WORD_BOUNDARY s i˧ WORD_BOUNDARY h a̞˩˧ WORD_BOUNDARY s i˥ n WORD_BOUNDARY
l a a 4 WORD_BOUNDARY 試 WORD_BOUNDARY h a a 5 WORD_BOUNDARY 先 WORD_BOUNDARY . WORD_BOUNDARY