pym- pyn- pyne pyo- pyon pype pypy uccp ucel ucmc ucom ucon uele uell ueno ulcc ulco ulee ulen uleo uley ulle ullo ully ulme ulmo ulmu ulne ulno ulo- uloc ulul ulum ulye umec ummo umno umoe umol umpc umpe uncc unce uncl unco uncp unec unee unen unle unlp unmc unne unno unon unop unpc unum uocc uolc uoml uomo uone upen uplo upmc upme upml upmy upne upnp upon uppc uppe uppp uppu uppy upup uucp uuen uulu uuno uuoc uuuu uuyn uyle yccc ycee ye-u yeel yeen yeep yele yell yelm yelo yelp yelu yeme yemm yemn yenc yene yeom yeon yepe yepp yeue yeun yeye yeyo ylem ylle ymel ymen ymne ympn ynce ynne ynol ynon ynou yoen yole yoll yolo yolp yoly yomo yomp yone yono yool yoon yoop yopo yopy youe youl youp yoye yoyn yoyo ypcc yuce yuel yuen yule yulo yulu yume yump yune yuny yuon yuye yuyu yyyy