aaae aeae hoe hae hae eee
aaae aeae hoe hae hae eee .
a a a e WORD_BOUNDARY a e a e WORD_BOUNDARY x o e WORD_BOUNDARY x a e WORD_BOUNDARY x a e WORD_BOUNDARY e e e WORD_BOUNDARY
a a a e WORD_BOUNDARY a e a e WORD_BOUNDARY h o e WORD_BOUNDARY h a e WORD_BOUNDARY h a e WORD_BOUNDARY e e e WORD_BOUNDARY . WORD_BOUNDARY