a-ak a-ii aaaa aaac aaaf aaai aaal aaca aacc aacf aaci aack aacl aafa aafc aaff aafi aafl aaic aaii aaka aala aalc aali aall acaa acac acai acca accc accf acci acfc acfi acfl aci- acia acic acif acla aclc acli afaa afak afca afcc afci affa affc affi afia afif afik afil afka afla aflc aiai aica aicc aicf aiff aifl aiia aiic aika aiki aila aili akaa akai akal akca akia akif akik akil akka akki alaa alac alai alak alal alca alcc alfa alfi ali- alia alif alii alik alil alk- alka alki all- alla alli alll caaa caac caaf caal cac- caca cacc caci cack cafa cafc caff cafl caia caic caik cail caka cala calc calf cali calk call ccaa ccac ccaf ccai ccca cccc cccf ccci cccl ccfa ccfc ccff ccfi ccfl ccic ccii ccil ccla cclc ccli cfaa cfac cfca cfcf cfcl cfia ciaa ciak cial cica cicc cici cifa ciff cifl ciia ciii cika cila cili cilk cill ckac ckck ckcl ckfi cklf claf clai clic clif clii clik f--k faaa faac faca facc fack fafa fafc faff fafi faik fail faki fala falc fali falk fall fcal fcca fccf fcic fcii ffcc ffff ffii fiaa fiac fiaf fial fica ficc fick fifa fifc fiff fifi fiii fiil fika fiki fila fili filk fill flac flak flcl flia flic flii flik iaaa iaac iaai iaal iaca iacc iafc iaff iafl iaia iala iall icaa icac icaf icai ical icca iccc iccf icci iccl icll ifaa ifac ific ifil ifla iiac iica iifa iiii iila ikki ikla ilac ilal ilca ilia ilic ilka ilki ill- illa illi k-ci kaaa kaaf kaai kaak kaal kacc kaci kacl kafa kafc kaff kafi kaia kaic kaif kaii kaik kail kaka kakc kaki kakk kala kalc kalf kali kalk kall kcaa kcac kcai kcal kcca kccc kcci kcck kccl kcfa kcfc kcfi kcfl kcic kcif kcii kcil kckc kckf kckk kckl kcla kclc kclf kcli kclk kcll kfac kfai kfal kfcf kffa kfff kffk kfia kfil kfka kfla kflc kflf kfli kfll kiac kiai kica kicc kick kicl kifa kiff kifl kiia kiic kiii kiik kika kikc kikf kiki kikk kila kili kilk kill kkaa kkac kkai kkal kkci kkck kkcl kkfi kkia kkic kkik kkkk kklc kklf kkli kkll klaa klac klaf klai klak klal klca klcc klci klck klcl klfa klfc klff klfi klic klif klik klil klka klkc klkk klkl klla kllc kllk laaa laac laak laal laca lacc laci lack lacl lafc laff laia laic laik lail laka laki lala lali lall lcac lcca lccc lcfc lcia lfca lfcc liac lica lick lifa liff lifl liia liii lika lila lili lill lkal llcc lllc llll