-al -ic a-a a-b a-c a-i a-t aaa aab aac aai aak aal aas aat ab- aba abb abc abi abk abl abs abt ac- aca acb acc aci ack acl acs act ai- aia aib aic aii aik ail ais ait aka akb akc aki akk akl aks al- ala alb alc ali alk all als alt as- asa asb asc asi ask asl ass ast at- ata atb atc ati atl ats att baa bab bac bai bak bal bas bat bba bbb bbc bbi bbk bbl bbs bbt bca bcb bcc bci bck bcl bcs bct bi- bia bib bic bii bik bil bis bit bka bkb bkc bkk bkl bks bkt bla blb blc bli blk bll bls blt bsa bsb bsc bsi bsk bsl bss bst bta btb btc bti btk btl bts btt c-- caa cab cac cai cak cal cas cat cba cbb cbc cbi cbk cbl cbs cbt cca ccb ccc cci cck ccl ccs cct ci- cia cib cic cii cik cil cis cit cka ckb ckc cki cks ckt cl- cla clb clc cli clk cll cls clt csa csb csc csi csk csl css cst cta ctb ctc cti ctk ctl cts ctt ia- iaa iab iac iai ial ias iat iba ibb ibc ibi ibk ibl ibs ibt ica icb icc ici ick icl ics ict iia iib iic iii iil iis iit ika ikb ikc iki ikk ikl iks ikt il- ila ilb ilc ili ilk ill ils ilt is- isa isb isc isi isk isl iss ist ita itb itc iti itk itl its itt k-t ka- kaa kab kac kai kak kal kas kat kba kbb kbc kbi kbk kbl kbs kca kcb kcc kci kck kcl kcs kct kia kib kic kii kik kil kis kit kkb kkc kki kkk kkl kks kkt kl- kla klb klc kli kls klt ksa ksb ksc ksi ksk ksl kss kst kta ktb ktc ktk ktl kts ktt la- laa lab lac lai lak lal las lat lba lbb lbc lbi lbk lbl lbs lbt lca lcb lcc lci lck lcl lcs lct lia lib lic lii lik lil lis lit lka lkb lkl lks lkt lla llb llc lli llk lll lls llt lsa lsb lsc lsi lsk lsl lss lst lta ltb ltc lti ltk ltl lts ltt saa sab sac sai sak sal sas sat sba sbb sbc sbi sbk sbl sbs sbt sca scb scc sci sck scl scs sct sia sib sic sii sik sil sis sit sk- ska skb skc ski skk skl sks skt sla slb slc sli slk sll sls slt ss- ssa ssb ssc ssi ssk ssl sss sst sta stb stc sti stk stl sts stt taa tab tac tai tak tal tas tat tba tbb tbc tbi tbk tbl tbs tbt tca tcb tcc tci tck tcl tcs tct tia tib tic tii tik til tis tit tka tkb tkc tkk tkl tks tkt tla tlc tli tlk tll tls tlt tsa tsb tsc tsi tsk tsl tss tst tta ttb ttc tti ttk ttl tts ttt

a-ak a-ii aaaa aaab aaac aaai aaal aaas aaba aabb aabc aabi aabl aabt aaca aacb aacc aaci aack aacl aacs aact aaib aaic aaii aais aaka aala aalc aali aall aals aasa aasc aasi aass aast aata aatc aatk aatt abaa abab abac abai abak abal abas abat abb- abba abbb abbi abbs abbt abca abcb abcc abci abcl abcs abct abia abib abic abil abis abit abla abls abs- absa absi absl abss abta abts ac-t acaa acab acac acai acas acat acba acbl acca accc acci accs acct aci- acia acic acis acks acla aclc acli acls acsa acsc acsi acsl acss acst acta actc acti actl acts actt aiai aias aiba aibl aica aicc aics aiia aiib aiic aika aiki aiks aila aili ails aisa aisb aisi aisk aisl aist aita aiti aits aitt akaa akai akal akas akca akia akik akil akis akka akki aksa aksi akst alaa alac alai alak alal alas alat alb- alba albc albi albs alca alcc alcs ali- alia alib alii alik alil alis alit alk- alka alkb alki all- alla alli alll alls alsa alsc alst alta alti alts asaa asab asac asai asak asal asas asat asba asc- asca ascb ascc asci ascl asct asia asic asii asik asil asis asit aska aski asks askt asla asli assa assc assi assk assl asss asst asta astb astc asti astl asts at-l at-t ataa atab atac atai atak atal atas atat atbs atca atcc atck atcl atcs atia atic atik atil atis atit atka atkt atla atli atls atsb atsc atsi atst atta atti atts ba-i baaa baak baal baas baat baba babb babi babs bac- baca bacc baci back bacs bact baia baib baic baik bail bais bait bak- baka baki bakl baks bakt bala balc bali balk ball bals balt basa basc basi bask bass bast bata batc bati bats batt bbas bbbb bbbs bbci bblb bbls bcaa bcas bcat bcbc bcbs bcca bccc bcci bccl bccs bcia bcis bcit bcsa bcsc bcsl bcss bctc bcts biak bial bias biat biba bibb bibi bibl bibs bica bicc bici bick bics biis bila bili bilk bill bils bilt bis- bisa bisc bisk bisl biss bist bita bitc bits bitt blaa blab blac blak blas blat blbt blic blik blis blit blkb blls blss blst blts bsaa bsac bsas bsat bsci bscs bsic bskt bslc bssc bsts btaa btcc btcl btcs btla btss bttb caaa caab caac caal caas caat caba cabi cabs cac- caca cacc caci cack caia caib caic caik cail cais cait caka cala calc cali calk call cals calt casa casb casc casi cask casl cass cast cat- cata catb catc cati cats catt cbac cbal cbat cbbc cbbs cbca cbcc cbcl cbcs cbct cbia cbit cbka cbkl cblb cblc cbsa cbsc cbsi cbta cbtc cbtl ccaa ccab ccac ccai ccas ccat ccba ccbc