a cosa cosa cosa
cosa cosa cosa
n n n
a cosa cosa cosa .
a WORD_BOUNDARY k o̞ s a WORD_BOUNDARY k o̞ s a WORD_BOUNDARY k o̞ s a WORD_BOUNDARY
a WORD_BOUNDARY c o s a WORD_BOUNDARY c o s a WORD_BOUNDARY c o s a WORD_BOUNDARY . WORD_BOUNDARY