-al -up a-a a-b a-c aaa aab aac aak aal aap aas aau ab- aba abb abc abk abl abp abs abu ac- aca acb acc ack acl acp acs acu aka akb akc akk akl akp aks aku al- ala alb alc alk all alp als alu ap- apa apb apc apk apl app aps apu as- asa asb asc ask asl asp ass asu au- aua aub auc auk aul aup aus b-p b-u baa bab bac bak bal bap bas bau bba bbb bbc bbk bbl bbp bbs bbu bca bcb bcc bck bcl bcp bcs bcu bka bkb bkc bkk bkl bkp bks bla blb blc blk bll blp bls blu bpa bpb bpc bpl bpp bps bpu bsa bsb bsc bsk bsl bsp bss bsu bua bub buc buk bul bup bus buu c-- caa cab cac cak cal cap cas cau cba cbb cbc cbk cbl cbp cbs cbu cca ccb ccc cck ccl ccp ccs ccu cka ckb ckc cks cl- cla clb clc clk cll clp cls clu cpa cpb cpc cpk cpl cpp cps cpu csa csb csc csk csl csp css csu cua cub cuc cuk cul cup cus cuu ka- kaa kab kac kak kal kap kas kau kba kbb kbc kbk kbl kbp kbs kbu kca kcb kcc kck kcl kcp kcs kcu kkb kkc kkk kkl kkp kks kku kl- kla klb klc kls klu kpa kpc kpk kpl kpp kps kpu ksa ksb ksc ksk ksl ksp kss ksu kub kuc kuk kul kup kus kuu l-p la- laa lab lac lak lal lap las lau lba lbb lbc lbk lbl lbp lbs lbu lca lcb lcc lck lcl lcp lcs lcu lka lkb lkl lkp lks lla llb llc llk lll llp lls llu lpa lpb lpc lpk lpl lpp lps lpu lsa lsb lsc lsk lsl lsp lss lsu lua lub luc luk lul lup lus luu p-p paa pab pac pak pal pap pas pau pba pbb pbc pbk pbl pbp pbs pbu pca pcb pcc pck pcl pcp pcs pcu pka pkb pkc pkl pkp pks pku pla plb plc plk pll plp pls plu ppa ppb ppc ppk ppl ppp pps ppu ps- psa psb psc psk psl psp pss psu pua pub puc puk pul pup pus puu saa sab sac sak sal sap sas sau sba sbb sbc sbk sbl sbp sbs sbu sca scb scc sck scl scp scs scu sk- ska skb skc skk skl skp sks sku sla slb slc slk sll slp sls slu spa spb spc spk spl spp sps spu ss- ssa ssb ssc ssk ssl ssp sss ssu sua sub suc suk sul sup sus suu ua- uaa uab uac uak ual uap uas uau uba ubb ubc ubk ubl ubp ubs ubu uca ucb ucc uck ucl ucp ucs ucu uka ukb ukc ukk ukl ukp uku ula ulb ulc ulk ull ulp uls ulu up- upa upb upc upk upp ups upu usa usb usc usk usl usp uss usu uua uuc uus uuu

a-ak aaaa aaab aaac aaal aaap aaas aaba aabb aabc aabl aabp aaca aacb aacc aack aacl aacp aacs aacu aaka aaku aala aalc aall aals aalu aapa aapc aapl aaps aasa aasc aass aasu aaup aaus abaa abab abac abak abal abap abas abau abb- abba abbb abbs abca abcb abcc abcl abcp abcs abla abls abpa abpc abpp abps abs- absa absl absp abss absu abua abuk abul abus acaa acab acac acap acas acba acbl acca accc accp accs accu acks acla aclc acls aclu acpa acps acpu acsa acsc acsl acss acu- acul acup acus akaa akal akap akas akca akka akku akpu aksa aksu akua al-p alaa alac alak alal alap alas alau alb- alba albc albs albu alca alcc alcs alk- alka alkb alku all- alla alll alls allu alpa alpl alps alpu alsa alsc alua aluk alus apac apak apal apap apas apba apbs apca apcb apcc apcs apl- apla aplp apls aplu appa appc appl apps appu apsa apsl apss apsu apua apuc apup apus asaa asab asac asak asal asap asas asau asba asbu asc- asca ascb ascc ascl ascp aska asks asla aspa aspc aspl asps assa assc assk assl assp asss assu asub asus auaa auca aucp auks aul- aula aull auls aulu aupc aups ausa ausu baaa baak baal baas baba babb babs babu bac- baca bacc back bacs bak- baka bakl baks baku bala balc balk ball bals balu bapa bapc bapp baps bapu basa basc bask bass basu bau- bauk baul bbas bbau bbbb bbbs bblb bbls bcaa bcap bcas bcbc bcbp bcbs bcca bccc bccl bccs bcpl bcpp bcps bcsa bcsc bcsl bcss bcuc bcup bksp blaa blab blac blak blas blau blcu blkb blls blsp blss blub blup blus bpcp bpsa bpsu bsaa bsac bsap bsas bscp bscs bslc bspp bssc bsup bual buba bubb bubs bubu buca bucc buck bucs bucu buka bukk buku bula bulb bulk bull buls bulu bupa bupc bups busa busc busk buss busu buus caaa caab caac caal caap caas caba cabs cabu cac- caca cacc cack caka cala calc calk call calp cals calu capa capb capc capp caps capu casa casb casc cask casl casp cass casu cauc cauk caul caup caus cbac cbal cbbc cbbs cbca cbcc cbcl cbcp cbcs cbcu cbka cbkl cblb cblc cbpc cbpp cbsa cbsc cbus ccaa ccab ccac ccap ccas ccba ccbc ccca cccb cccc cccl cccp cccs cccu ccla cclc ccls ccpa ccpl ccpp ccps ccsa ccsl ccsp ccss ccuc ccup ccus ckac ckbc ckck ckcl ckcs ckpc cksa cksb cksl clab clap clas clau clpb clpp clsa clsc club cpaa cpac cpap cpas cpbc cpca cpcs cpcu cplc cpls cppa cpps cpsa cpsc cpsk cpsl cpsu cpus csaa csab csac csak csas cscb cscc cscl cscs cska csks csla cslp cslu cspa cspb cspc csps cssa csua csup csus cuau cub- cuba cubb cubs