a-ii aaaa aaac aaae aaai aaar aaca aacc aace aaci aacr aact aaea aaec aaic aaii aara aarc aare aari aart aata aatc aatt ac-t acaa acac acae acai acar acat acca accc acce acci acct ace- acea acec acer acet aci- acia acic acie acir acr- acra acrc acre acri acrr acta actc acte acti actt aeac aeci aect aeer aeit aer- aera aerc aeri aeta aetc aetr aett aiai aica aicc aice aicr aiea aiee aiet aiia aiic aiir aira aire airi airt aita aite aiti aitr aitt arac arae arai arar arat arc- arca arce arci arct area arec aree arei aret aria arie arii arit arr- arra arrc arre arri arrr arrt arta artc arte arti artr at-t ataa atac atae atai atar atat atca atcc atcr atea atec atee atei ater atia atic atie atit atra atrc atre atri atta atte atti attr caaa caac caat cac- caca cacc cace caci cacr caec caei caer caia caic cair cait cara carc care cari carr cart cat- cata catc cate cati catt ccaa ccac ccai ccar ccat ccca cccc ccci ccee ccic ccii ccir ccra ccrc ccre ccri ccrt cctc cctt ceac cear ceat cec- ceca cece ceci cect ceec cer- cera cerc cere ceri cert cet- ceta cete ceti ciaa ciar ciat cica cicc cici cicr cict ciee cier ciia ciii ciit cira circ cire ciri cirr cirt cita cite citi citt crac crai crar crat crca crcc crce crcr cre- crea crec cree crei cret cria cric crie crit crrt crtc ctae ctca ctec ctia ctic ctrc ctta eaca eacc eaec eara eare eart eata eate eati ecaa ecac ecai ecar ecat ecca eccc ecce ecci ecct ecit ecra ecrc ecri ecrr ect- ecta ectc eeca eeea eeee eera eerc eeta eetc eete eica eiec eiei eier eira eire eita eitc eiti eitr erat erca ercc erce erec erei erer eret eria eric erie erit erra errc erre erta etai etat etcc etec etee eter etic etra etre etta ette etti iaaa iaac iaai iaat iaca iacc iacr iact iaea iaec iaia iara iarc iare iart iata iatc iate iati icaa icac icai icar icat icca iccc icci iccr icct icea icec icee icer icet icra icrc icre icrr icrt icta ieac ieat iecc ieet ieie iera iere ieri ieta iett iiac iica iiie iiii iiit iira iirc iita iitr iitt irac irae irai irar irca ircc iree irer iri- iria iric irie irra irrc irre irri irta irte irti itaa itac itai itar itat itea itec iter itet itia itic itie itra itri itta raat rac- raca racc race raci ract raec raer raia raic raie raii rair rait rara rare rari rata rate rati ratt rcac rccc rcet rcic rctc rcti rea- reac reae rear reat reca recc rece reci recr rect reet reia reii reir reit rera rere reri rert reta rete reti retr rett riaa riai riat rica ricc rice rict rier riet riia rire riri rita rite riti ritt rrat rrrr rtai rtca rtcc rtce rtee rtei taa- taar taat taca tacc tace taci tact taec taer taia tair tait tara tarc tare tari tarr tart tata tate tati tatr tatt tcca tccc tctc teac tear teat teca tecr tect teec teer teet teia teic teie teir ter- tera terc tere teri terr teta tete teti tetr tett tiaa tiar tica ticc tice tie- tiea tiee tiei tier tiet tiit tira tire tiri tirr tita titc tite titi titt traa trac trae trai trat trca trcc tre- trea trec tree trei tret tri- tria tric trie trit trra trtc trte trtr tter tttt