a-ak aaaa aaab aaac aaap aaba aabb aabc aabp aabt aaca aacb aacc aack aacp aact aacu aaka aaku aapa aapc aapt aata aatc aatk aatt aaup abaa abab abac abak abap abat abau abb- abba abbb abbt abca abcb abcc abcp abct abpa abpc abpp abta abtu abua abuk abut ac-t acaa acab acac acap acat acba acca accc accp acct accu acpa acpt acpu acta actc actt actu acu- acup acut akaa akap akca akka akku akpu akua apac apak apap apat apba apca apcb apcc appa appc appt appu apta aptc aptt apua apuc apup at-t ataa atab atac atak atap atat atca atcc atck atka atkt atta attp attu atua atub atuc atuk auaa auca aucp auct aupc aut- baaa baak baat baba babb babu bac- baca bacc back bact bak- baka bakt baku bapa bapc bapp bapt bapu bata batc batt batu bau- bauk bbau bbbb bcaa bcap bcat bcbc bcbp bcca bccc bcpp bctc bcuc bcup bkpt bpcp btaa btbp btcc bttb buat buba bubb bubu buca bucc buck bucu buka bukk buku bupa bupc but- buta butt caaa caab caac caap caat caba cabu cac- caca cacc cack caka capa capb capc capp capt capu cat- cata catb catc catt catu cauc cauk caup caut cbac cbat cbbc cbca cbcc cbcp cbct cbcu cbka cbpc cbpp cbta cbtc ccaa ccab ccac ccap ccat ccba ccbc ccca cccb cccc cccp cccu ccpa ccpp cctb cctc cctt ccuc ccup ccut ckac ckat ckbc ckck ckpc cktb cpaa cpac cpap cpbc cpca cpcu cppa cptp ctab ctba ctca ctcp ctpp ctta cuau cub- cuba cubb cuca cucc cuck cuk- cuka cupp cut- cuta cutc cutt kaaa kaab kaak kaap kaat kaba kabb kabc kabu kacb kacc kacp kact kacu kaka kakc kakk kakt kaku kap- kapa kapc kapp kapt kapu kat- kata katb katc katk katp katt katu kau- kaub kauc kauk kaup kbaa kbab kbac kbak kbap kbat kbba kbbb kbbc kbbk kbbt kbbu kbca kbcb kbck kbct kbcu kbkb kbkk kbpa kbpc kbpk kbpt kbpu kbta kbtb kbtc kbtk kbtt kbua kbub kbuc kbuk kbup kbut kbuu kcaa kcab kcac kcap kcat kcau kcba kcbc kcbk kcbu kcca kccb kccc kcck kcct kccu kckc kckk kcpa kcpc kcpt kcpu kcta kctb kctc kctu kcua kcub kcuk kcup kkaa kkac kkap kkat kkba kkbb kkbt kkcb kkck kkct kkkk kkpc kkpk kkpt kktc kktk kktu kkua kkup kkut kkuu kpac kpak kpat kpau kpba kpbb kpcc kpkk kppc kppk kppp kptt kpua kpub ktaa ktak ktap ktat ktba ktbb ktbc ktbt ktbu ktcc ktck ktkb ktkc ktkk ktkt ktku ktpa ktpk ktpt kttc kttk kttp kttt kttu ktub ktuc kuac kuap kuat kuau kuba kubb kubc kubu kuca kucb kucc kucp kuka kukk kuku kupa kupb kupt kupu kuta kutp kutt kutu kuub kuuk kuuu paak paap paat paba pabt pabu paca pack pact pacu paka paku papa papb papp pata patt patu paua pauk paup paut pbac pbcc pbpa pbpk pcaa pcap pcba pcbc pcca pccc pcpb pcpp ppac ppap ppcc pppa pppp ppta pptt ptab ptak ptca ptcc pttc pttk pubu puca puck puka puku pupa pupu put- puta putt putu puuc taa- taat taba tabb tabc tabu taca tacc tack tact taka takk takt taku tapa tapp tapt tapu tata tatb tatt tatu taua taub tauc tauk taut tbca tbcb tbcc tbta tbtp tcap tcca tccc tccu tcpa tctc tkac tpac tpap tpau tpck tpcp tppa tppp tptp tput ttab ttbb ttcp tttt tuak tuat tuba tubb tubu tuca tucc tuck tuka tupa tupu tuta tutt tutu uabc uaca uata uatu uaua ubac ubba ubpc ucak ucat ucbc ucca uccp ucka ucpa ucpb ucua ucut ukba ukcc ukpa ukta ukup upac upat upca uppa uppc uppp uppu upup utac utau utpa uttu uucp uuta uuuu