a-ak a-ii aaaa aaac aaaf aaai aaar aaca aacc aacf aaci aack aacr aafa aafc aaff aafi aaic aaii aaka aara aarc aari acaa acac acai acar acca accc accf acci acfc acfi aci- acia acic acif acir acr- acra acrc acri acrr afaa afak afar afca afcc afci affa affc affi afia afif afik afir afka afkr afr- afra afrc afri aiai aica aicc aicf aicr aiff aiia aiic aiir aika aiki aira airi akaa akai akar akca akia akif akik akir akka akki akr- akra arac araf arai arak arar arc- arca arci arfa arfc arff aria arif arii arik arka arki arr- arra arrc arri arrk arrr caaa caac caaf cac- caca cacc caci cack cacr cafa cafc caff caia caic caik cair caka cara carc carf cari cark carr ccaa ccac ccaf ccai ccar ccca cccc cccf ccci ccfa ccfc ccff ccfi ccic ccii ccir ccra ccrc ccrf ccri cfaa cfac cfar cfca cfcf cffr cfia cfra ciaa ciak ciar cica cicc cici cicr cifa ciff ciia ciii cika cikr cira circ ciri cirk cirr ckac ckck ckfi ckfr ckrc crac craf crai crar crca crcc crcr crfc cria cric crif crik crkc f--k faaa faac faca facc fack fafa fafc faff fafi faik fair faki fara farc fark farr fcar fcca fccf fcic fcii fcra ffar ffcc ffff ffii ffrr fiaa fiac fiaf fiar fica ficc fick fifa fifc fiff fifi fiii fika fiki fira firk frac frak frcc frfc fria fric frik iaaa iaac iaai iaca iacc iacr iafc iaff iaia iara iarc icaa icac icaf icai icar icca iccc iccf icci iccr icra icrc icrf icrr ifaa ifac ifar ific ifra ifrf ifri iiac iica iifa iiii iira iirc ikar ikki ikra ikri irac iraf irai irak irar irca ircc iri- iria iric irka irki irra irrc irri k-ci kaaa kaaf kaai kaak kaar kacc kaci kafa kafc kaff kafi kafr kaia kaic kaif kaii kaik kair kaka kakc kaki kakk kara karf kari kark karr kcaa kcac kcai kcar kcca kccc kcci kcck kccr kcfa kcfc kcfi kcic kcif kcii kcir kckc kckf kckk kckr kcrc kcri kcrr kfac kfai kfar kfcf kfcr kffa kfff kffk kfia kfir kfka kfra kfrc kfri kfrr kiac kiai kiar kica kicc kick kicr kifa kiff kifr kiia kiic kiii kiik kika kikc kikf kiki kikk kikr kira kirc kirf kiri kirk kirr kkaa kkac kkai kkar kkci kkck kkcr kkfi kkfr kkia kkic kkik kkkk kkrc kkrf kkrk kkrr krac krai krak krar krca krcc krci krfc krff kria krik krka krkc krki krkk krkr krrc krrf krri krrk krrr raaf raak rac- raca racc raci rack rafa rafc raff rafi raia raic raif raii raik rair raka raki rakk rara rarf rari rark rcac rcaf rccc rcfc rcic rffc rfic riaa riai riak rica ricc rick rifa riff riia riif rika riki rikk riri rkkf rrfc rrif rrrr