zaa zaa aza aza aza
zaa zaa aza aza aza .
z aː WORD_BOUNDARY z aː WORD_BOUNDARY a z a WORD_BOUNDARY a z a WORD_BOUNDARY a z a WORD_BOUNDARY
z a a WORD_BOUNDARY z a a WORD_BOUNDARY a z a WORD_BOUNDARY a z a WORD_BOUNDARY a z a WORD_BOUNDARY