a-be a-ii aaaa aaab aaac aaae aaai aaam aaar aaba aabb aabc aabi aabm aabt aaca aacb aacc aace aaci aacm aacr aact aaea aaec aaem aaib aaic aaii aama aamb aamc aame aami aamr aara aarc aare aari aarm aart aata aatc aatt abaa abab abac abae abai abam abar abat abb- abba abbb abbe abbi abbr abbt abca abcb abcc abci abcr abct abec abee aber abet abia abib abic abie abim abir abit abma abmb abmc abmt abra abrc abri abta ac-t acaa acab acac acae acai acar acat acba acca accc acce acci accm acct ace- acea acec acem acer acet aci- acia acic acie acim acir acma acmc acme acmi acr- acra acrc acre acri acrm acrr acta actc acte acti actt aeac aebi aecb aeci aect aeer aeit aemt aer- aera aerc aeri aeta aetc aetr aett aiai aiba aica aicc aice aicr aiea aiee aiet aiia aiib aiic aiir aimc aime aimi aimm aira aire airi airt aita aite aiti aitr aitt amaa amac amae amai amam amar amat amb- amba ambe ambi ambr amca amcc amec amee amei amer amet amia amib amic amie amii amir amit amm- amma amme ammi amra amrc amri amta amtc amte amti arab arac arae arai aram arar arat arba arbe arbi arc- arca arce arci arcm arct area arec aree arei arem aret aria arib arie arii arim arit arma armc arme armi armm armt arr- arra arrc arre arri arrr arrt arta artc arte arti artr at-t ataa atab atac atae atai atar atat atca atcc atcr atea atec atee atei atem ater atia atic atie atim atit atm- atma atme atra atrc atre atri atrm atta atte atti attr ba-i baaa baam baar baat baba babb babe babi babm babr bac- baca bacc bace baci bact baer baia baib baic baie bair bait bama bamb bamc bame bami bamm bar- bara barb barc bare bari barm barr bart bata batc bate bati batt bbbb bbci bbcm bbeb bbet bbrc bcaa bcam bcar bcat bcbc bcca bccc bcci bccm bcec bcer bcet bcia bcie bcit bcma bcra bctc beam bear beat beba bebb bebe bebi beca beci beeb beem beer beet beia beic beim beir beit bema beme bera berc bere beri berm berr bert beta betc bete beti bett biar biat biba bibb bibe bibi bica bicc bice bici bieb bier biet bima bira birb bire biri birr birt bita bitc bite bitt bmaa bmce bmci bmic bmir bmmi bmtc brab brac brae brai bram brat brca brcb brce brea breb brec bree brei brem brer bret bria bric brie brim brit brmc brrm brrr brtc btaa btcc btec btie btrc btrt bttb caaa caab caac caam caat caba cabe cabi cac- caca cacc cace caci cacm cacr caec caei caem caer caia caib caic caim cair cait cama camb camc came cami camm camt cara carb carc care cari carm carr cart cat- cata catb catc cate cati catm catt cbac cbar cbat cbbc cbca cbcc cbce cbcm cbcr cbct cbea cbec cbee cber cbet cbia cbir cbit cbme cbre cbrm cbrt cbta cbtc ccaa ccab ccac ccai ccam ccar ccat ccba ccbc ccca cccb cccc ccci cccm ccee ccic ccii ccim ccir ccma ccmb ccmc ccmm ccra ccrc ccre ccri ccrt cctb cctc cctt ceac cear ceat ceba cec- ceca cece ceci cecm cect ceeb ceec ceem ceim cema cemb ceme cemm cemr cer- cera cerc cere ceri cert cet- ceta cete ceti ciaa ciam ciar ciat ciba cibc cibe cibi cica cicc cici cicr cict ciee cier ciia ciii ciit cima cimb cime cimi cimm cimr cira cirb circ cire ciri cirm cirr cirt cita citb cite citi citt cmaa cmac cmba cmbc cmcc cmea cmec cmii cmir cmmb cmmc cmmi cmra cmri cmrr cmta cmtc crab crac crai cram crar crat crbc crca crcc crce crcr cre- crea creb crec cree crei crem cret cria crib cric crie crim crit crmb crrt crtc crtm ctab ctae ctba ctbi ctca ctec ctia ctic ctma ctrc ctrm ctta eaba eaca eacc eaec eama eame eara earb eare eart eata eate eati ebac ebam ebba ebbc ebbr ebcc eber ebic ebit ecaa ecac ecai ecam ecar ecat ecbc ecbe ecca eccb eccc ecce ecci eccm ecct ecem ecib ecim ecit ecma ecmi ecra ecrc ecri ecrm ecrr ect- ecta ectc eeca eeea eeee eera eerc eeta eetc eete eica eiec eiei eier eime eimi eira eire eita eitb eitc eiti eitm eitr emac emae emam emar emba embe embi embr emcc emer emet emia emic emii emim emir emit emma emme emmi emra emre emta emte eram erat erba erbb erbe erca ercc erce ereb erec erei erem erer eret eria eric erie erim erit erma ermc erme erra errc erre erta etai etam etat etbc etbr etcc etec etee etem eter etic etim etra etre etrm etta ette etti i-be iaaa iaac iaai iaat iaba iabm iaca iacc iacr iact iaea iaec iaia iaim iama iamb iame iami iamt iara iarc iare iart iata iatc iate iati ibac ibar ibat ibbm ibca ibea ibec ibet ibia ibie ibim ibma ibra ibrc ibri ibtb ibtc icaa icab icac icai icam icar icat icbc icbm icca iccb iccc icci iccr icct icea icec icee icem icer icet icma icmc icme icmi icmm icmt icra icrc icre icrm icrr icrt icta ieac ieat iecc ieet ieie iema ieme iera iere ieri ieta ietm iett iiac iica iiie iiii iiit iimc iira iirc iita iitm iitr iitt imac imai imam imar imat imba imbe imbi imca imcb imci imea imec imer imet imir imit imma imme immi immt imra imrc imre imri imrr imta irac irae irai iram irar irbe irbm irca ircc iree irem irer iri- iria iric irie irma irmc irra irrc irre irri irta irte irti itaa itac itai itam itar itat itbe itcm itea itec item iter itet itia itic itie itim itma itme itra itri itta ma-i maaa maac maai