du gu du gu du gu du gu dug
du gu du gu du gu du gu dug .
d u WORD_BOUNDARY ɡ u WORD_BOUNDARY d u WORD_BOUNDARY ɡ u WORD_BOUNDARY d u WORD_BOUNDARY ɡ u WORD_BOUNDARY d u WORD_BOUNDARY ɡ u WORD_BOUNDARY d u ɡ WORD_BOUNDARY
d u WORD_BOUNDARY g u WORD_BOUNDARY d u WORD_BOUNDARY g u WORD_BOUNDARY d u WORD_BOUNDARY g u WORD_BOUNDARY d u WORD_BOUNDARY g u WORD_BOUNDARY d u g WORD_BOUNDARY