cccc ccci ccee cche cchr cchy ccic ccii ccir ccrc ccre ccri cec- cece ceci ceec cer- cerc cere ceri cery chce chch chci chec chee cheh cher chey chic chie chih chir chrc chrr chy- chyc cicc cich cici cicr ciee cier cihr ciii circ cire cirh ciri cirr crcc crce crcr cre- crec cree creh crei cric crie cry- cyc- cycc cyre cyy- cyyc eccc ecce ecci eche ecrc ecri ecrr eeee eerc eery ehcc eheh eher ehre eich eiec eiei eier eire eiry ercc erce erch erec erei erer erhc eric erie erih errc erre eryc erye eyec eyer eyey eyir eyre eyry eyyr h-ii hccc hcch hchi hech heer hehe heic heie heih heir herc here heri herr hery heye heyh heyr hhhh hi-c hicc hice hich hiei hier hihc hihe hihi hiie hire hiri hree hrrc hyce hyer hyhe hyre iccc icci iccr icec icee icer icey ichc iche ichi ichr ichy icrc icre icrr icry iecc ieie iere ieri ihcc iher ihrc ihre iiie iiii iirc ircc iree irer iri- iric irie iriy irrc irre irri iyer iyre rccc rcic rcyc recc rece rech reci recr recy rehe rehi reii reir rere reri rery reye rhce rhee rhye ricc rice rich rier rire riri rrrr rych ryeh yccc ycch ycee yche ycie yech yeer yehe yehr yeie yeii yeir yere yeri yerr yery yeye yeyi yeyr yher yire yirr yyyy