cccc ccci ccee ccic ccii ccir ccrc ccre ccri ccrt cctc cctt cec- cece ceci cect ceec cer- cerc cere ceri cert cery cet- cete ceti cicc cici cicr cict ciee cier ciii ciit circ cire ciri cirr cirt cite citi citt city crcc crce crcr cre- crec cree crei cret cric crie crit crrt crtc cry- ctec ctic ctrc cyc- cycc cyre cyrt cyt- cyte cyy- cyyc eccc ecce ecci ecct ecit ecrc ecri ecrr ect- ectc eeee eerc eery eetc eete eiec eiei eier eire eiry eitc eiti eitr ercc erce erec erei erer eret eric erie erit errc erre eryc erye etcc etec etee eter etic etre ette etti etty eyec eyer eyet eyey eyir eyre eyry eyte eyyr iccc icci iccr icct icec icee icer icet icey icrc icre icrr icrt icry iecc ieet ieie iere ieri iett iiie iiii iiit iirc iitr iitt ircc iree irer iri- iric irie iriy irrc irre irri irte irti itec iter itet itic itie itri itry itty iyer iyet iyre rccc rcet rcic rctc rcti rcyc recc rece reci recr rect recy reet reii reir reit rere reri rert rery rete reti retr rett rety reye ricc rice rict rier riet rire riri rite riti ritt rrrr rtcc rtce rtee rtei ryet rytt ryyt tccc tctc tecr tect teec teer teet teic teie teir ter- terc tere teri terr tery tete teti tetr tett teye teyr ticc tice tie- tiee tiei tier tiet tiit tire tiri tirr tiry titc tite titi titt tiye tiyi trcc tre- trec tree trei tret trey tri- tric trie trit trtc trte trtr try- trye tter tttt tyce tyee tyer tyet tyir tyr- tyre tyrr tyte tyti tytt tyty yccc ycee ycie yctc yeer yeet yeie yeii yeir yeit yere yeri yerr yert yery yete yeti yett yeye yeyi yeyr yiet yire yirr yite yiti ytre yyyy