a-ii aaaa aaae aaaf aaai aaap aaea aaep aafa aaff aafi aaii aapa aapi aapt aata aatf aatt aeaf aeap aeit aeta aetf aett aetx afaa afap afat afee afet affa affi afft afia afif afit afix afpa afpe afta afte aftp afxe aiai aiea aiee aiet aiff aiia aipa aipe aipf aipi aita aite aitf aiti aitt aixa aixi apai apap apat apax apea apep apet apex apfa apft api- apia apie apip apit apix appa appt appx apta apte apti aptt aptx at-t at-x ataa atae atai atap atat atax atea atee atef atei atep atex atfe atia atie atif atip atit atta atte atti attp axaf axat axi- axia axie eaaf eaif eapp eata eate eati eeea eeee eefa eefe eeta eete eext efax efet effa effi efit efpa eft- efta eftp eiei eita eiti epaa epee epfa epi- epia epie epip epit epix eppa eppp epta epte epxp etai etap etat etee etfa etfe etix etta ette etti exa- exai exif exit expt exta exte faaa faap faex fafa fafe faff fafi faie fait faix fapa fape fapp fata fate fatf fati fatt faxe faxi feaf feap feat feet fefe feff fefi feia feie feit fepa feta fete feti fetp fett fext ffee ffff ffii fftf fiaa fiaf fiap fiat fief fifa fife fiff fifi fift fiii fipa fipp fita fite fiti fitt fixe fixt fixx fpaa ftea ftii ftpe iaaa iaai iaap iaat iaea iaep iafe iaff iafp iaia iapa iapf iapp iapt iapx iata iate iati ieat ieet ieie iepa ieta ietf iett ifaa ifae ifat ifex ifit ifpa ifta iifa iiie iiii iiit iipa iipf iita iitt ipaf ipat ipea ipet ipex ipie ipix ippa ippf ipta ipxe itaa itaf itai itap itat itea itep itet itex itfa itia itie itif itpa itta ittf ixia ixxi paap paat paea paep pafa pafe paff paia paie paip pait paix papa pape papi papp pata pate pati patt paxi peai peap peat peax peep peet peff peia peip peit pepa pepe pepi peta pete peti pett pfaa pfet pfff pfft pfit pfte piaf piai piat piea piep piet pifa piff piia piip pipa pipe pipi pipp pita pite pitf piti pitt pitx pixx ppap ppfa ppie ppif pppa pppp ppta pptt ptaf taa- taaf taat tafa tafe taff tafi taft taia taip tait taix tapa tape tapi tapp tapt tata tate tati tatt tax- taxa taxe taxf taxi taxt teat teef teet teff tefi teft teia teie teip tepa tepe tepi tepp teta tete teti tett tetx texa text tfae tfpt tftp tiaa tiaf tiax tie- tiea tiee tief tiei tiep tiet tifa tiff tift tiit tip- tipa tipe tipi tipp tipt tita tite titi titp titt tixt tpap tpia tppa tppp tpte tptp ttfa ttff tttt txaa txii x-fi xait xapi xate xefe xexe xftp xiap xiii xipe xita xixi xpax xtea xtep xtie xxii xxix xxxi xxxx