-al -th a-a a-b a-c a-t aaa aab aac aah aak aal aas aat ab- aba abb abc abh abk abl abs abt ac- aca acb acc ach ack acl acs act aha ahb ahc ahh ahk ahl ahs aht aka akb akc akh akk akl aks al- ala alb alc alh alk all als alt as- asa asb asc ash ask asl ass ast at- ata atb atc ath atl ats att baa bab bac bah bak bal bas bat bba bbb bbc bbh bbk bbl bbs bbt bca bcb bcc bch bck bcl bcs bct bha bhb bhc bhh bhk bhl bhs bht bka bkb bkc bkk bkl bks bkt bla blb blc blh blk bll bls blt bsa bsb bsc bsh bsk bsl bss bst bta btb btc bth btk btl bts btt c-- caa cab cac cah cak cal cas cat cba cbb cbc cbh cbk cbl cbs cbt cca ccb ccc cch cck ccl ccs cct ch- cha chb chc chh chk chl chs cht cka ckb ckc ckh cks ckt cl- cla clb clc clh clk cll cls clt csa csb csc csh csk csl css cst cta ctb ctc cth ctk ctl cts ctt haa hab hac hah hak hal has hat hba hbb hbc hbh hbk hbl hbs hbt hca hcb hcc hch hck hcl hcs hct hha hhb hhc hhh hhk hhl hhs hht hka hkb hkh hkk hkl hks hkt hla hlb hlc hlh hll hls hlt hsa hsb hsc hsh hsk hsl hss hst hta htb htc hth htk htl hts htt k-t ka- kaa kab kac kah kak kal kas kat kba kbb kbc kbh kbk kbl kbs kca kcb kcc kch kck kcl kcs kct kha khh khk khs kkb kkc kkh kkk kkl kks kkt kl- kla klb klc klh kls klt ksa ksb ksc ksh ksk ksl kss kst kta ktb ktc kth ktk ktl kts ktt la- laa lab lac lah lak lal las lat lba lbb lbc lbh lbk lbl lbs lbt lca lcb lcc lch lck lcl lcs lct lha lhb lhc lhh lhk lhs lht lka lkb lkh lkl lks lkt lla llb llc llk lll lls llt lsa lsb lsc lsh lsk lsl lss lst lta ltb ltc lth ltk ltl lts ltt saa sab sac sah sak sal sas sat sba sbb sbc sbh sbk sbl sbs sbt sca scb scc sch sck scl scs sct sh- sha shb shc shh shk shl shs sht sk- ska skb skc skh skk skl sks skt sla slb slc slh slk sll sls slt ss- ssa ssb ssc ssh ssk ssl sss sst sta stb stc sth stk stl sts stt taa tab tac tah tak tal tas tat tba tbb tbc tbh tbk tbl tbs tbt tca tcb tcc tch tck tcl tcs tct th- tha thb thc thh thk thl ths tht tka tkb tkc tkk tkl tks tkt tla tlc tlh tlk tll tls tlt tsa tsb tsc tsh tsk tsl tss tst tta ttb ttc tth ttk ttl tts ttt

a-ak a-ha aaaa aaab aaac aaah aaal aaas aaba aabb aabc aabh aabl aabt aaca aacb aacc aach aack aacl aacs aact aaha aahk aahl aahs aaka aala aalc aall aals aasa aasc aass aast aata aatc aatk aatt abaa abab abac abak abal abas abat abb- abba abbb abbs abbt abca abcb abcc abch abcl abcs abct abha abhs abla abls abs- absa absl abss abta abts ac-t acaa acab acac acas acat acba acbl acca accc acch accs acct acha achh achl achs acht acks acla aclc acls acsa acsc acsl acss acst acta actc acth actl acts actt ahab ahac ahah ahal ahas ahat ahha ahhs ahla ahsa ahss ahta ahts akaa akah akal akas akca akha akhs akka aksa akst alaa alac alak alal alas alat alb- alba albc albs alca alcc alcs alha alhs alk- alka alkb all- alla allh alll alls alsa alsc alst alta alts asaa asab asac asah asak asal asas asat asba asc- asca ascb ascc asch ascl asct asha ashk ashs asht aska asks askt asla assa assc assh assk assl asss asst asta astb astc astl asts at-l at-t ataa atab atac atak atal atas atat atbs atca atcc atch atck atcl atcs atha athl aths atka atkt atla atls atsb atsc atst atta atts baaa baah baak baal baas baat baba babb babs bac- baca bacc bach back bacs bact baha bahl bahs baht bak- baka bakh bakl baks bakt bala balc balk ball bals balt basa basc bash bask bass bast bata batc bath bats batt bbas bbbb bbbs bbch bbhs bblb bbls bcaa bcas bcat bcbc bcbs bcca bccc bccl bccs bchs bcsa bcsc bcsl bcss bctc bcts bhat bhca bhcc bhhs bkhs blaa blab blac blah blak blas blat blbt blhs blkb blls blss blst blts bsaa bsac bsas bsat bscs bshs bskt bslc bssc bsts btaa btcc btcl btcs bths btla btss bttb caaa caab caac caah caal caas caat caba cabs cac- caca cacc cach cack caha cahl cahs caht caka cala calc calk call cals calt casa casb casc cash cask casl cass cast cat- cata catb catc cath cats catt cbac cbal cbat cbbc cbbs cbca cbcc cbcl cbcs cbct cbha cbhl cbhs cbka cbkl cblb cblc cbsa cbsc cbta cbtc cbtl ccaa ccab ccac ccas ccat ccba ccbc ccca cccb cccc cccl cccs ccha cchl cchs ccla cclc ccls ccsa ccsl ccss ccst cctb cctc cctl cctt chaa chab chac chah chak chal chas chat chca chch chcs chha chhs chka chkb chks chkt chlc chlt chsc chsh chst chtt ckac ckat ckbc ckch ckck ckcl ckcs ckhs cksa cksb cksh cksl ckst cktb ckts clab clas clat clhs clsa clsc cltb cltc clts csaa csab csac csak csas csat cscb cscc csch cscl cscs cshl cshs cska csks csla cssa csta cstc csts ctab ctal ctba ctbs ctca cths ctls ctsa ctsc ctss ctta ctts haab