a-ak a-ok aaaa aaaf aaar aafa aaff aaka aaoo aara aaro aart aata aatf aatk aatt afaa afak afao afar afat affa affo afft afka afkr afoa afoo afor afr- afra afro afta akaa akao akar akka akko akok akot akr- akra aora aort aotf araf arak arar arat arfa arff arft arka arko aroa aroo aror arr- arra arrk arro arrr arrt arta arto artr at-t ataa atak atar atat atka atkt atof atok ator atot atra atrk atro atta atto attr f--k faaa fafa faff fafo fako fakt fara fark faro farr fart fata fatf fato fatt ffar ffff ffrr fftf foaf foak foar fofo foof fook foot for- fora fork foro forr fort fota foto fott frak frat frot frta kaaa kaaf kaak kaar kaat kafa kaff kafr kaka kakk kako kakt kaoa kaok kaor kara karf kark karo karr kart kat- kata katf katk kato katr katt kfar kfat kffa kfff kffk kfka kfok kfoo kfor kfra kfro kfrr kfta kftk kftt kkaa kkar kkat kkfr kkft kkkk kkoa kkoo kkor kkot kkrf kkrk kkro kkrr kkrt kktk koak koar kofa koff kofk kofo koft koka kokf kokk koko kokr kook kooo koor koot kora korf kork koro korr kort kota kotk koto kotr kott krak krar krat krff krfo krft krka krkk krko krkr kroa krof krok kroo kror krrf krrk krro krrr krrt krta krtk krto krtr ktaa ktak ktao ktar ktat ktfo ktkk ktko ktkr ktkt ktok ktoo ktor ktot ktrf ktrk ktro ktrr ktrt kttf kttk ktto kttr kttt oafo oara off- offa offo offr ofor ofra ofta okak okka okko okok okor okot okra okro okta okto ooaa ooak ooff oooo oora oort orak orao orar orat orff orka orko oro- orof orok oror orot orra orro orta orto otak otar oto- otof otok otoo otor otra otro otta otto raaf raak raat rafa raff raft raka rakk rakt raok rara rarf rark raro rata ratf ratk rato ratt rkkf roaf roak roar roat roff rofo roka rokk roko rokr roof rook roor root rora rork roro rort rota rotk roto rotr rott rrat rrrr taa- taaf taar taat tafa taff tafo taft taka takk tako takt taoa taor tara tarf tark taro tarr tart tata tato tatr tatt tfot tkof toat tofa toff tofo toft toka toko tooa toof took toor toot tora torf tork toro torr tort tota toto totr tott traa traf trak trao trat trfr troa troo trot trra trtr ttfa ttff tttt