ngung ngung rong rong
ngung ngung rong rong .
ŋ u ŋ WORD_BOUNDARY ŋ u ŋ WORD_BOUNDARY r o ŋ WORD_BOUNDARY r o ŋ WORD_BOUNDARY
n g u n g WORD_BOUNDARY n g u n g WORD_BOUNDARY r o n g WORD_BOUNDARY r o n g WORD_BOUNDARY