a-ak aaaa aaac aaap aaca aacc aack aacp aact aaka aapa aapc aapt aata aatc aatk aatt ac-t acaa acac acap acat acca accc accp acct acpa acpt acta actc actt akaa akap akca akka apac apak apap apat apca apcc appa appc appt apta aptc aptt at-t ataa atac atak atap atat atca atcc atck atka atkt atta attp caaa caac caap caat cac- caca cacc cack caka capa capc capp capt cat- cata catc catt ccaa ccac ccap ccat ccca cccc cccp ccpa ccpp cctc cctt ckac ckat ckck ckpc cpaa cpac cpap cpca cppa cptp ctca ctcp ctpp ctta kaaa kaak kaap kaat kacc kacp kact kaka kakc kakk kakt kap- kapa kapc kapp kapt kat- kata katc katk katp katt kcaa kcac kcap kcat kcca kccc kcck kcct kckc kckk kcpa kcpc kcpt kcta kctc kkaa kkac kkap kkat kkck kkct kkkk kkpc kkpk kkpt kktc kktk kpac kpak kpat kpcc kpkk kppc kppk kppp kptt ktaa ktak ktap ktat ktcc ktck ktkc ktkk ktkt ktpa ktpk ktpt kttc kttk kttp kttt paak paap paat paca pack pact paka papa papp pata patt pcaa pcap pcca pccc pcpp ppac ppap ppcc pppa pppp ppta pptt ptak ptca ptcc pttc pttk taa- taat taca tacc tack tact taka takk takt tapa tapp tapt tata tatt tcap tcca tccc tcpa tctc tkac tpac tpap tpck tpcp tppa tppp tptp ttcp tttt