c-cd cccc cccf ccci ccdc ccdf ccdh ccdi ccdr cced ccee ccfc ccfd ccff ccfi cche cchr ccic ccid ccii ccir ccrc ccre ccrf ccri cd-e cd-r cddr cdec cdef cder cdfe cdic cdii cdre cec- cece ceci cedd cede cedi ceec cef- cefc cer- cerc cerd cere cerf ceri cfcf cffr cfre chce chch chci chdi chec ched chee chef cheh cher chfc chfi chfr chic chid chie chif chih chir chrc chrd chrf chrr cicc cich cici cicr cidc cide cidi cidr ciee cier cife ciff cihr ciid ciii circ cire cirh ciri cirr crcc crce crcr crdc cre- crec cred cree creh crei crfc cric crie crif dccc dcci dcfc dche dcii dddd ddie ddrc ddre dec- decc decd dece deci dedd dede dedi deed deef deer defe deff defi dehi deid deie deif deih deir der- derc dere derf deri derr dfcc dfer dfrf dfri dhec dhed dhee dher dhfc dice dich dici dide didi died dief dier dif- diff diii dird dire dirr dred dree dref dreh drei drfc dric drie drif drih eccc ecce ecci ecdc ecdf eced ecef ecfc ecfr eche ecrc ecrf ecri ecrr eddc edde eddi ede- edeh edei eder edhi edie edif eede eeee eefe eerc effi efic ehcc ehdd eheh eher ehre eich eid- eide eidi eidr eiec eied eiei eier eird eire ercc erce erch erde erdf erdi erec ered erei erer erfc erhc eric erie erih errc erre fccf fcch fcic fcii fdic fece fech fede fedi feed feer fefc fefe feff fefi fehd fehr feid feie feir ferc ferd fere ferr ffcc ffee ffff ffii ffrr fhci ficc fice fich fidc fide fidf fiec fief fier fifc fife fiff fifi fiii fire frcc fred free frei frfc fric frid frie h-ii hccc hcch hcdr hcfc hchi hcrd hdci hdfc hdif hdri hech hedd hede hedi heed heef heer hefd hefe hehe heic heid heie heif heih heir herc herd here heri herr hfce hhhh hi-c hicc hice hich hide hidi hied hiei hier hiff hifh hifi hifr hihc hihe hihi hiie hird hire hirf hiri hrdc hree hrfc hrid hrrc iccc iccf icci iccr icdc icdd icde icec iced icee icef icer ichc ichd iche ichi ichr icrc icre icrf icrr idce idcr idec ided idee idef ider idfc idic idid idie idir idrc idre idrf iecc iedr ieie iere ieri ifcd ifer ifhe ific ifid ifrf ifri ihcc ihdr ihed iher ihrc ihrd ihre iicd iide iied iiie iiii iirc ircc ircd irdc ired iree irer irfe iri- iric irid irie irrc irre irri rccc rcdc rcde rcfc rcic rcid rcrd rder recc recd rece rech reci recr redc redd rede redh redi redr reed reef refd refe reff refi refr rehe rehi reid reif reii reir rerd rere reri rfdi rfef rffc rfic rfid rhce rhee ricc rice rich ridc ridd ride ridi ried rief rier rife riff riif rire riri rred rrfc rrif rrrr