pinguin na na na pinguin
pinguin na na na pinguin .
p i ŋ u i n WORD_BOUNDARY n a WORD_BOUNDARY n a WORD_BOUNDARY n a WORD_BOUNDARY p i ŋ u i n WORD_BOUNDARY
p i n g u i n WORD_BOUNDARY n a WORD_BOUNDARY n a WORD_BOUNDARY n a WORD_BOUNDARY p i n g u i n WORD_BOUNDARY . WORD_BOUNDARY