a-ak aaaa aaac aaaf aaap aaca aacc aacf aack aacp aact aafa aafc aaff aaka aapa aapc aapt aata aatc aatf aatk aatt ac-t acaa acac acap acat acca accc accf accp acct acfc acft acpa acpt acta actc actf actt afaa afak afap afat afca afcc affa affc afft afka afpa afpc afta aftc aftp akaa akap akca akka apac apak apap apat apca apcc apfa apfc apft appa appc appt apta aptc aptt at-t ataa atac atak atap atat atca atcc atcf atck atfc atka atkt atta attp caaa caac caaf caap caat cac- caca cacc cack cafa cafc caff caka capa capc capp capt cat- cata catc catf catt ccaa ccac ccaf ccap ccat ccca cccc cccf cccp ccfa ccfc ccff ccpa ccpp cctc cctt cfaa cfac cfca cfcf cfpa cfta cftc cftk ckac ckat ckck ckpc cpaa cpac cpaf cpap cpca cpff cpft cppa cptp ctca ctcf ctcp ctfc ctpp ctta f--k faaa faac faap faca facc fack facp fact fafa fafc faff fakt fapa fapp fata fatc fatf fatt fcap fcat fcca fccf fccp fcpa ffcc ffff fftf fp-c fpaa fpcc fpct ft-c ftfc kaaa kaaf kaak kaap kaat kacc kacp kact kafa kafc kaff kafp kaka kakc kakk kakt kap- kapa kapc kapf kapp kapt kat- kata katc katf katk katp katt kcaa kcac kcap kcat kcca kccc kcck kcct kcfa kcfc kcfp kcft kckc kckf kckk kcpa kcpc kcpt kcta kctc kfac kfat kfcf kffa kfff kffk kfka kfpt kfta kftc kftk kftt kkaa kkac kkap kkat kkck kkct kkft kkkk kkpc kkpk kkpt kktc kktk kpac kpak kpat kpcc kpfa kpfc kpfk kpft kpkk kppc kppk kppp kptt ktaa ktak ktap ktat ktcc ktck ktfc ktkc ktkk ktkt ktpa ktpk ktpt kttc kttf kttk kttp kttt paak paap paat paca pack pact pafa pafc paff paka papa papp pata patt pcaa pcaf pcap pcca pccc pcfc pcpp pfaa pfff pfft pfkp ppac ppap ppcc ppfa pppa pppp ppta pptt ptaf ptak ptca ptcc pttc pttk taa- taaf taat taca tacc tack tact tafa tafc taff taft taka takk takt tapa tapp tapt tata tatt tcap tcca tccc tcfc tcpa tctc tfca tfpt tftc tftp tkac tpac tpap tpck tpcp tppa tppp tptp ttcp ttfa ttfc ttff tttt