a-ak aaaa aaac aaap aaar aaca aacc aack aacp aacr aaka aapa aapc aara aarc aarp acaa acac acag acap acar acca accc accp acga acgr acpa acpr acr- acra acrc acrr agac agag agap agar agca agcc agga agra agrp akaa akap akar akca akka akr- akra apac apak apap apar apca apcc apcr apga appa appc appr apra aprc arac arag arak arap arar arc- arca arga arka arpa arr- arra arrc arrg arrk arrr caaa caac caap cac- caca cacc cack cacr caga cagg cagr caka capa capc capp cara carc cark carp carr ccaa ccac ccag ccap ccar ccca cccc cccp ccga ccgc ccpa ccpp ccpr ccra ccrc ccrg ccrp cgac cgap cgcc cgcg ckac ckck ckga ckpc ckpg ckpr ckrc cpaa cpac cpag cpap cpca cpga cppa crac crag crap crar crca crcc crcr crkc crkp crpc gaap gaar gack gaga gagg gapa gapp gara garg garp garr gc-c gcaa gcap gccc gcpc gcrg gggg gkrp gpaa gpac gpca gpgp gpra gprp grac grap grcc grpc grrr kaaa kaag kaak kaap kaar kacc kacp kag- kaga kagc kagg kagr kaka kakc kakk kap- kapa kapc kapg kapp kara karg kark karp karr kcaa kcac kcap kcar kcca kccc kcck kccr kcgc kcgr kckc kckk kckr kcpa kcpc kcpr kcrc kcrg kcrp kcrr kgac kgak kgcc kgcr kgga kggg kggr kgpg kgpr kgra kgrc kgrg kgrk kgrr kkaa kkac kkag kkap kkar kkck kkcr kkgr kkkk kkpc kkpk kkrc kkrk kkrr kpac kpak kpar kpcc kpcr kpga kpgg kpgr kpkk kpkr kppc kppk kppp kppr kprc kprg kprk kprp kprr krac krag krak krap krar krca krcc krcg krka krkc krkk krkr krpa krpr krrc krrg krrk krrr paag paak paap paar paca pack paga paka papa papg papp papr par- para parc parg park parp parr pcaa pcap pcca pccc pcgg pcpp pcra pcrc pgaa pgcc pgrc ppac ppap ppar ppcc ppga pppa pppp pprc prag prar prca prcc prcp raag raak rac- raca racc rack raga ragg raka rakk rapa rapc rapp rara rark rcac rccc rcga rcgc rcrg rpca rpga rrrr