a-ii aaaa aaac aaae aaai aaar aaca aacc aace aaci aaco aacr aaea aaec aaic aaii aaoe aaoo aara aarc aare aari aaro acaa acac acae acai acar acca accc acce acci acco ace- acea acec acer aci- acia acic acie acir acoa acoe acor acr- acra acrc acre acri acro acrr aeac aeci aeer aeio aer- aera aerc aeri aero aiai aica aicc aice aicr aiea aiee aiia aiic aiir aioc aioi aira aire airi airo airx aixa aixi aoca aoce aora arac arae arai arar arax arc- arca arce arci arco area arec aree arei areo arex aria arie arii ario aroa aroe aroi aroo aror arr- arra arrc arre arri arro arrr axar axce axer axi- axia axie axo- axoa axxo caaa caac cac- caca cacc cace caci caco cacr caec caei caer caex caia caic caio cair caix caoi caor cara carc care cari caro carr carx caxa ccaa ccac ccai ccar ccca cccc ccci ccee ccic ccii ccir ccix ccoc ccra ccrc ccre ccri ccxi ceac cear cec- ceca cece ceci ceco ceec ceor cer- cera cerc cere ceri cero cexe ciaa ciao ciar cica cicc cici cico cicr ciee cier ciia ciii cior cira circ cire ciri ciro cirr cixi coai coax coca coce coco coex coia coir coix cor- cora corc core cori coro corr coxa coxe crac crai crar crax crca crcc crce crcr cre- crea crec cree crei creo crex cria cric crie croc croe croo cror cxii cxix cxro cxxi cxxx eaca eacc eaec eara eare earo ecaa ecac ecai ecao ecar ecca eccc ecce ecci ecco eco- ecra ecrc ecri ecrr eeca eeea eeee eeoc eera eerc eero eiao eica eico eiec eiei eier eira eire eoir eora eore eori er-x erca ercc erce erec erei erer eria eric erie erio eroc eroe eroi eroo erra errc erre erro exa- exai exco exec exer exo- exor exrx iaaa iaac iaai iaca iacc iacr iaea iaec iaia iara iarc iare icaa icac icai icao icar icca iccc icci icco iccr icea icec icee icer icex icoc icor icra icrc icre icrr ieac iecc ieie ieio iera iere ieri iiac iica iiie iiii iiio iioi iioo iira iirc ioci ioee ioii ioio iooi iooo iora iore iori irac irae irai irao irar irca ircc ircx iree irer irex iri- iria iric irie irio irix iroc irra irrc irre irri ixia ixxi o-eo oaer oaic oara oare ocac occa occc occi oce ocee ocra ocre ocro ocrr oeax oec- oeca oecc oeec oera oere oici oier oiii oira oire ooaa oocr ooer ooia oooo oora oore orac orae orai orao orar orca orce orci orco ore- orea orec oreo orer orex ori- oria oric orie orio orix oro- oroe oror orra orri orro oxa- oxea oxer oxi- oxia oxic oxie oxo- oxox oxxo rac- raca racc race raci raco raec raer raia raic raie raii rair raix raoc rara rare rari raro raxa raxi rcac rccc rcic rea- reac reae reao rear reca recc rece reci recr reia reii reir rera rere reri rero rexx riaa riai rica ricc rice rico rier riex riia rire riri rixc rixe rixo roar roca rocc roce roco roea roer roia roio roir rooi roor roox rora rorc rore rori roro roxa roxo rrrr xaar xace xara xare xcii xcri xeer xer- xera xero xexe xiao xica xico xiii xixi xoca xoco xoro xoxo xxii xxix xxxi xxxo xxxx