-al a-a a-b a-c a-t aaa aab aac aak aal aat aau ab- aba abb abc abk abl abt abu ac- aca acb acc ack acl act acu aka akb akc akk akl aku al- ala alb alc alk all alt alu at- ata atb atc atl att atu au- aua aub auc auk aul aut b-u baa bab bac bak bal bat bau bba bbb bbc bbk bbl bbt bbu bca bcb bcc bck bcl bct bcu bka bkb bkc bkk bkl bkt bla blb blc blk bll blt blu bta btb btc btk btl btt btu bua bub buc buk bul but buu c-- caa cab cac cak cal cat cau cba cbb cbc cbk cbl cbt cbu cca ccb ccc cck ccl cct ccu cka ckb ckc ckt cl- cla clb clc clk cll clt clu cta ctb ctc ctk ctl ctt ctu cua cub cuc cuk cul cut cuu k-t ka- kaa kab kac kak kal kat kau kba kbb kbc kbk kbl kbu kca kcb kcc kck kcl kct kcu kkb kkc kkk kkl kkt kku kl- kla klb klc klt klu kta ktb ktc ktk ktl ktt ktu kub kuc kuk kul kut kuu la- laa lab lac lak lal lat lau lba lbb lbc lbk lbl lbt lbu lca lcb lcc lck lcl lct lcu lka lkb lkl lkt lla llb llc llk lll llt llu lta ltb ltc ltk ltl ltt ltu lua lub luc luk lul lut luu taa tab tac tak tal tat tau tba tbb tbc tbk tbl tbt tbu tca tcb tcc tck tcl tct tcu tka tkb tkc tkk tkl tkt tla tlc tlk tll tlt tlu tta ttb ttc ttk ttl ttt ttu tua tub tuc tuk tul tut tuu ua- uaa uab uac uak ual uat uau uba ubb ubc ubk ubl ubt ubu uca ucb ucc uck ucl uct ucu uka ukb ukc ukk ukl uku ula ulb ulc ulk ull ult ulu uta utb utc utk utl utt utu uua uuc uut uuu

a-ak aaaa aaab aaac aaal aaba aabb aabc aabl aabt aaca aacb aacc aack aacl aact aacu aaka aaku aala aalc aall aalu aata aatc aatk aatt abaa abab abac abak abal abat abau abb- abba abbb abbt abca abcb abcc abcl abct abla abta abtu abua abuk abul abut ac-t acaa acab acac acat acba acbl acca accc acct accu acla aclc aclu acta actc actl actt actu acu- acul acut akaa akal akca akka akku akua alaa alac alak alal alat alau alb- alba albc albu alca alcc alk- alka alkb alku all- alla alll allu alta alua aluk alut at-l at-t ataa atab atac atak atal atat atca atcc atck atcl atka atkt atla atta attu atua atub atuc atuk atul auaa auca auct aul- aula aull ault aulu aut- baaa baak baal baat baba babb babu bac- baca bacc back bact bak- baka bakl bakt baku bala balc balk ball balt balu bata batc batt batu bau- bauk baul bbau bbbb bblb bcaa bcat bcbc bcca bccc bccl bctc bcuc blaa blab blac blak blat blau blbt blcu blkb blub blut btaa btcc btcl btla bttb bual buat buba bubb bubu buca bucc buck bucu buka bukk buku bula bulb bulk bull bult bulu but- buta butt caaa caab caac caal caat caba cabu cac- caca cacc cack caka cala calc calk call calt calu cat- cata catb catc catt catu cauc cauk caul caut cbac cbal cbat cbbc cbca cbcc cbcl cbct cbcu cbka cbkl cblb cblc cbta cbtc cbtl ccaa ccab ccac ccat ccba ccbc ccca cccb cccc cccl cccu ccla cclc cctb cctc cctl cctt ccuc ccut ckac ckat ckbc ckck ckcl cktb clab clat clau cltb cltc club clut ctab ctal ctba ctca ctta cuau cub- cuba cubb cuca cucc cuck cuk- cuka cula culb culc culk cull cult cut- cuta cutc cutt kaaa kaab kaak kaal kaat kaba kabb kabc kabu kacb kacc kacl kact kacu kaka kakc kakk kakt kaku kala kalb kalc kalk kall kalt kalu kat- kata katb katc katk katl katt katu kau- kaub kauc kauk kaul kbaa kbab kbac kbak kbal kbat kbba kbbb kbbc kbbk kbbl kbbt kbbu kbca kbcb kbck kbcl kbct kbcu kbkb kbkk kbkl kbla kblb kbll kblt kblu kbta kbtb kbtc kbtk kbtl kbtt kbua kbub kbuc kbuk kbul kbut kbuu kcaa kcab kcac kcal kcat kcau kcba kcbc kcbk kcbl kcbu kcca kccb kccc kcck kccl kcct kccu kckc kckk kckl kcla kclc kclk kcll kclt kclu kcta kctb kctc kctu kcua kcub kcuk kcul kkaa kkac kkal kkat kkba kkbb kkbl kkbt kkcb kkck kkcl kkct kkkk kklb kklc kkll kktc kktk kktl kktu kkua kkut kkuu klaa klab klac klak klal klat klbb klbc klbl klbt klbu klca klcb klcc klck klcl klka klkc klkk klkl klla kllb kllc kllk kltc kltk kltt klub kluk kluu ktaa ktak ktal ktat ktba ktbb ktbc ktbl ktbt ktbu ktcc ktck ktcl ktkb ktkc ktkk ktkt ktku ktla ktlb ktlk ktlt ktlu kttc kttk kttt kttu ktub ktuc ktul kuac kuat kuau kuba kubb kubc kubu kuca kucb kucc kuka kukk kukl kuku kula kulb kull kult kulu kuta kutt kutu kuub kuuk kuul kuuu laaa laac laak laal laat laba labu laca lacc lack lacl lact lacu laka lala lall lalu lata latc latt latu laub lauk laul laut lbcc lcac lcat lcbc lcca lccc lctl lkab lkal llat llcc lllc llll ltac ltbl ltcc lttc ltuc luau luba luca luck luka lula lull lulu luta luua luuk taa- taal taat taba tabb tabc tabl tabu taca tacc tack tacl tact taka takk takt taku tala talc talk tall talu tata tatb tatt tatu taua taub tauc tauk taul taut tbca tbcb tbcc tbta tcca tccc tccu tctc tcul tkac tlac ttab ttbb tttt ttul tuak tual tuat tuba tubb tubu tuca tucc tuck tuka tula tulk tull tulu tuta tutl tutt tutu uabc uaca uata uatu uaua ubac ubal