-ene cccc cccf cccu ccee ccfc ccff cche ccnc ccne ccnf ccnu ccuc cec- cece ceec cef- cefc cefn cen- cene cfcf cfcn cfun chce chch chec chee chef cheh chen cheu chfc chnc chun cucc cuce cucn cufc cuff cune eccc ecce ecef ecfc eche ecne eeee eefe eefn efen ehcc eheh ehen eheu ence ench enee ennc enne ennu enue enuf euch eufc fccf fcch fece fech feen fefc fefe feff fehu fene fenn ffcc ffee ffff ffun fnuf fuc- fufc fuff fufu fune funf funh hccc hcch hcfc hech heef hefe hehe hehn hene henh henn henu heue heun hfce hhhh hnce huch hucu hufc hufe huff hufu huhn huhu hunc hune hunh nccc nccf nccn nccu ncec ncee ncef ncen ncfc ncfe nchc ncnc ncue necc nece nech neef neen nefe neff nefh nehe nehu nene nenh nenu neuc neue neuf neun neuu nfcu nfff nhcc nhnn nnnn nuce nuch nucu nuee nuff nunc nune nunn uche ufcu uffe uhuh uncc unce uncf unch unec unee unef unen unne uuen uuuu