ei2 俾 爸爸 aa1
ei2 bei2 baa4 aa1
co prep n sfp
ei2 俾 爸爸 aa1 .
e˨ j˥ WORD_BOUNDARY p e˨ j˥ WORD_BOUNDARY p a˧˩̰ WORD_BOUNDARY a˥ WORD_BOUNDARY
e i 2 WORD_BOUNDARY 俾 WORD_BOUNDARY 爸 爸 WORD_BOUNDARY a a 1 WORD_BOUNDARY . WORD_BOUNDARY