cccc cccv ccee cche cchr cchy ccrc ccre cec- cece ceec cer- cerc cere cery cevy chce chch chec chee cheh cher chev chey chrc chrr chy- chyc crcc crce crcr cre- crec cree creh cry- cvcc cver cvrr cyc- cycc cyre cyve cyy- cyyc eccc ecce eche ecrc ecrr ecrv eeee eerc eery ehcc eheh eher ehre ercc erce erch erec erer erev erhc errc erre erve eryc erye ever evey evre evry eyec eyer eyey eyre eyry eyyr hccc hcch hech heer hehe herc here herr hery heve heye heyh heyr hhhh hree hrrc hvcc hy-v hyce hyer hyhe hyre hyve rccc rcvr rcyc recc rece rech recr recy reev rehe rere rery reve revy reye rhce rhee rhye rrrr rv-c rver rvvh rych ryeh vche vecc vech veer ver- vere very veve vevy veye veyr vhhh vrhe vver vvvv vyce vych vyer vyre yccc ycch ycee yche yech yeer yehe yehr yere yerr yery yeve yeye yeyr yher yhvh yver yyyy