a-ak aaaa aaac aaad aaae aaap aaca aacc aacd aace aack aacp aada aadc aade aaea aaec aaep aaka aake aapa aapc acaa acac acad acae acap acca accc accd acce accp acda acdc acde acdp ace- acea acec aced acek ackd acke acpa acpd acpe adaa adac adad adae adak adap adcc adda addc addd adde adea adee adp- aeac aeap aede aeka akaa akae akap akca aked akee akka apac apak apap apca apcc apcd apda apdd apea apec aped apep apke appa appc appd c-cd caaa caac caap cac- caca cacc cace cack cada cadc cadd cade caec caka cake capa capc capd cape capp ccaa ccac ccad ccap ccca cccc cccp ccdc ccdp cced ccee ccpa ccpe ccpp cd-e cdaa cdac cdad cdda cdec ceac cead cec- ceca cece cecp ceda cedd cede ceec ceke cepa cepc cepe cepp ckac ckck ckpc cpaa cpac cpad cpap cpca cpce cpea cpep cppa cppd daad daae daap daca dace dada dade daka dake dapa dape dapp dcca dccc dccp dddd deac dead deae deak deap dec- deca decc decd dece deck deda dedd dede deed deek deep dek- deka deke depa depc depe depp dkdc dpaa dpac dpcp dppa dppc eaca eacc eada eadd eadp eaec eapc eapp ecaa ecac ecad ecca eccc ecce ecdc eced ecka ecpa ecpd ecpp edac edad edca edda eddc edde eddp ede- edea eeca eede eeea eeee eeka eeke eka- eked ekek ekka ekpe epaa epac epad epcc epec epee eppa eppc eppp kaaa kaak kaap kacc kacd kace kacp kad- kada kadd kade kaep kaka kakc kake kakk kap- kapa kapc kape kapp kcaa kcac kcad kcap kcca kccc kccd kcck kcda kcdc kcdd kcea kcec kced kcee kcep kckc kckk kcpa kcpc kdaa kdac kdad kdae kdak kdap kdca kdcc kdcd kdce kddc kddd kddk kdec kdep kdka kdkd kdkk kea- kead keak keap keca keck keda kedc kedd kede kedp keed keek keep keka kekc keke kep- kepa kepc kepd kepe kkaa kkac kkap kkcd kkck kkda kkdc kkdd kkea kked kkkk kkpc kkpk kpac kpad kpae kpak kpcc kpda kpdc kpek kpke kpkk kppc kppd kppk kppp paak paap paca pacd pace pack pada padd pade paea paec paep paka pake papa pape papp pcaa pcad pcae pcap pcca pccc pcce pcea pcep pcpp pdac pdca pdcp pdea pdpa peac peak peap peca pece peck ped- peda pede peec peed peek peep peka peke pekk pepa pepd pepe ppac ppad ppap ppcc ppcd ppdk pppa pppd pppp