嗯 嗯 嗯 嗯 嗯
en1 en1 en1 en1 en1
co co co co co
嗯 嗯 嗯 嗯 嗯 .
ə˥ n WORD_BOUNDARY ə˥ n WORD_BOUNDARY ə˥ n WORD_BOUNDARY ə˥ n WORD_BOUNDARY ə˥ n WORD_BOUNDARY 
嗯 WORD_BOUNDARY 嗯 WORD_BOUNDARY 嗯 WORD_BOUNDARY 嗯 WORD_BOUNDARY 嗯 WORD_BOUNDARY