a b c d a b c d e aa1 屙 e1 aa1 i1 屙
a b c d a b c d e aa1 ngo1 e1 aa1 i1 ngo1
n:let n:let n:let n:let n:let n:let n:let n:let n:let sfp v co sfp co v
a b c d a b c d e aa1 屙 e1 aa1 i1 屙 .
 WORD_BOUNDARY  WORD_BOUNDARY  WORD_BOUNDARY  WORD_BOUNDARY  WORD_BOUNDARY  WORD_BOUNDARY  WORD_BOUNDARY  WORD_BOUNDARY  WORD_BOUNDARY a˥ WORD_BOUNDARY ŋ ɔ˥ WORD_BOUNDARY ɛ˥ WORD_BOUNDARY a˥ WORD_BOUNDARY i˥ WORD_BOUNDARY ŋ ɔ˥ WORD_BOUNDARY
a WORD_BOUNDARY b WORD_BOUNDARY c WORD_BOUNDARY d WORD_BOUNDARY a WORD_BOUNDARY b WORD_BOUNDARY c WORD_BOUNDARY d WORD_BOUNDARY e WORD_BOUNDARY a a 1 WORD_BOUNDARY 屙 WORD_BOUNDARY e 1 WORD_BOUNDARY a a 1 WORD_BOUNDARY i 1 WORD_BOUNDARY 屙 WORD_BOUNDARY . WORD_BOUNDARY