cccc ccee ccrc ccre ccrt cctc cctt cec- cece cect ceec cer- cerc cere cert cery cet- cete ceze cezy crcc crce crcr crcz cre- crec cree cret crrt crtc cry- cryz ctec ctrc cyc- cycc cyre cyrt cyt- cyte cyy- cyyc czyz eccc ecce ecct ecrc ecrr ect- ectc eeee eerc eery eetc eete eeze ercc erce erec erer eret erez errc erre ertz eryc erye etcc etec etee eter etre ette etty eyec eyer eyet eyey eyez eyre eyry eyte eyyr ezer rccc rcet rctc rcyc recc rece recr rect recy recz reet rere rert rery rete retr rett rety retz reye reze rrrr rtcc rtce rtee ryet rytt rytz ryyt ryze tccc tctc tecr tect teec teer teet teez ter- terc tere terr tery tete tetr tett tetz teye teyr tezz trcc tre- trec tree tret trey trez trtc trte trtr try- trye tter tttt tyce tyee tyer tyet tyr- tyre tyrr tyte tytt tyty tzzt yccc ycee yctc yeer yeet yere yerr yert yery yete yett yeye yeyr ytre yyyy yzet zert zete zeyt zeze zrce zrze zzzz