-al a-a a-b a-c aaa aab aac aae aah aak aal aas ab- aba abb abc abe abh abk abl abs ac- aca acb acc ace ach ack acl acs aea aeb aec aee aeh aek ael aes aha ahb ahc ahe ahh ahk ahl ahs aka akb akc ake akh akk akl aks al- ala alb alc ale alh alk all als as- asa asb asc ase ash ask asl ass baa bab bac bae bah bak bal bas bba bbb bbc bbe bbh bbk bbl bbs bca bcb bcc bce bch bck bcl bcs be- bea beb bec bee beh bek bel bes bha bhb bhc bhe bhh bhk bhl bhs bka bkb bkc bke bkk bkl bks bla blb blc ble blh blk bll bls bsa bsb bsc bse bsh bsk bsl bss c-- caa cab cac cae cah cak cal cas cba cbb cbc cbe cbh cbk cbl cbs cca ccb ccc cce cch cck ccl ccs ce- cea ceb cec cee ceh cek cel ces ch- cha chb chc che chh chk chl chs cka ckb ckc ckh cks cl- cla clb clc cle clh clk cll cls csa csb csc cse csh csk csl css eaa eab eac eae eah eak eal eas eba ebb ebc ebe ebh ebk ebl ebs ec- eca ecb ecc ece ech eck ecl ecs eea eeb eec eee eek eel ees eha ehb ehc ehe ehh ehl ehs eka ekb ekc eke ekh ekl eks ela elb elc ele elh elk ell els es- esa esb esc ese esh esk esl ess haa hab hac hae hah hak hal has hba hbb hbc hbe hbh hbk hbl hbs hca hcb hcc hce hch hck hcl hcs he- hea heb hec hee heh hek hel hes hha hhb hhc hhe hhh hhk hhl hhs hka hkb hkh hkk hkl hks hla hlb hlc hle hlh hll hls hsa hsb hsc hse hsh hsk hsl hss ka- kaa kab kac kae kah kak kal kas kba kbb kbc kbe kbh kbk kbl kbs kca kcb kcc kce kch kck kcl kcs ke- kea keb kec kee keh kek kel kes kha khe khh khk khs kkb kkc kke kkh kkk kkl kks kl- kla klb klc klh kls ksa ksb ksc kse ksh ksk ksl kss la- laa lab lac lae lah lak lal las lba lbb lbc lbe lbh lbk lbl lbs lca lcb lcc lce lch lck lcl lcs lea leb lec lee leh lek lel les lha lhb lhc lhh lhk lhs lka lkb lkh lkl lks lla llb llc lle llk lll lls lsa lsb lsc lse lsh lsk lsl lss saa sab sac sae sah sak sal sas sba sbb sbc sbe sbh sbk sbl sbs sca scb scc sce sch sck scl scs se- sea seb sec see seh sek sel ses sh- sha shb shc she shh shk shl shs sk- ska skb skc ske skh skk skl sks sla slb slc sle slh slk sll sls ss- ssa ssb ssc sse ssh ssk ssl sss

-ase a-ak a-be a-ha aaaa aaab aaac aaae aaah aaal aaas aaba aabb aabc aabh aabl aaca aacb aacc aace aach aack aacl aacs aaea aaec aaes aaha aahk aahl aahs aaka aake aala aalc aale aall aals aasa aasc aase aass abaa abab abac abae abak abal abas abb- abba abbb abbe abbs abca abcb abcc abch abcl abcs abec abee abel abes abha abhs abla able abls abs- absa abse absl abss acaa acab acac acae acas acba acbl acca accc acce acch accs ace- acea acec aceh acek acel aces acha ache achh achl achs acke acks acla aclc acle acls acsa acsc acse acsl acss aeac aeas aebs aecb aecl aeka aela aelc aesc aess ahab ahac ahah ahal ahas ahel ahha ahhs ahla ahle ahsa ahse ahss akaa akae akah akal akas akca akee akel akes akha akhs akka akle aksa alaa alac alae alak alal alas alb- alba albc albe albs alca alcc alce alcs alea alec alee aleh alek ales alha alhs alk- alka alkb alke all- alla alle allh alll alls alsa alsc alse asaa asab asac asae asah asak asal asas asba asc- asca ascb ascc asce asch ascl asea asec asee aseh asek asel ases asha ashe ashk ashs aska aske asks asla asle assa assc asse assh assk assl asss baaa baah baak baal baas baba babb babe babs bac- baca bacc bace bach back bacs baek bael baes baha bahl bahs bak- baka bake bakh bakl baks bala balc bale balk ball bals basa basc base bash bask bass bbas bbbb bbbs bbch bbeb bbhs bblb bbls bcaa bcas bcbc bcbs bcca bccc bccl bccs bcec bces bche bchs bcsa bcsc bcsl bcss beah beak beal beas beba bebb bebe beca bech beck becs beeb beek beel bees behs beka beke beks bela bele belk bell bels bes- besa bese besh besk bess bhca bhcc bhel bhhs bkhs blaa blab blac blae blah blak blas blea bleb blee bleh blek bles blhs blkb blls blss bsaa bsac bsas bscs bsea bseb bsec bsee bses bshs bslc bssc bsse caaa caab caac caah caal caas caba cabe cabs cac- caca cacc cace cach cack caec caes caha cahe cahl cahs caka cake cala calc cale calk call cals casa casb casc case cash cask casl cass cbac cbal cbbc cbbs cbca cbcc cbce cbcl cbcs cbea cbec cbee cbha cbhl cbhs cbka cbkl cblb cblc cbsa cbsc cbse ccaa ccab ccac ccas ccba ccbc ccca cccb cccc cccl cccs ccee ccel ccha cche cchl cchs ccla cclc ccls ccsa ccsl ccss ceac ceal ceas ceba cebs cec- ceca cece cecs ceeb ceec ceel cees cehl cehs ceke cel- cela celc cele cell cels cesa cesc cese cess chaa chab chac chae chah chak chal chas chca chce chch chcs chea cheb chec chee cheh chek chel ches chha chhs chka chkb chks chlc chsc chse chsh