bbgun bo-bo bobup bogno bogon bogu bongo bongu bonon bonou boong boung bubon bugno bugoo bugun bungo bungu bunun buono gnugo go-go go-on go-oo go-op gobbo gogon gongo gonnn gonno gono- goobo goong goung gounn gubbo gubno gungu gunpo n-p-n ngong ngugu nnooo no-go no-no no-op nobob nobuo non-u nonno nonop noonu nopun nu-nu nunon nunun o-bon ognon ogogo ogugu ongon onoon onpop ooooo opobo oppon opugn p-n-p po-on po-po pogno pogon pongo pongu ponnu ponup poopo popon popop poppo popup ppong pubo- punbb pungu punon puppo u-pop ubobo ugong un-go ungon unnun uppng uppon uuuuu