-al a-a a-b aaa aab aah aak aal aar aas ab- aba abb abh abk abl abr abs aha ahb ahh ahk ahl ahr ahs aka akb akh akk akl akr aks al- ala alb alh alk all alr als ar- ara arb arh ark arl arr ars as- asa asb ash ask asl asr ass baa bab bah bak bal bar bas bba bbb bbh bbk bbl bbr bbs bha bhb bhh bhk bhl bhr bhs bka bkb bkk bkl bkr bks bla blb blh blk bll blr bls bra brb brh brk brl brr brs bsa bsb bsh bsk bsl bsr bss haa hab hah hak hal har has hba hbb hbh hbk hbl hbr hbs hha hhb hhh hhk hhl hhr hhs hka hkb hkh hkk hkl hkr hks hla hlb hlh hll hlr hls hr- hra hrb hrh hrk hrl hrr hrs hsa hsb hsh hsk hsl hsr hss ka- kaa kab kah kak kal kar kas kba kbb kbh kbk kbl kbr kbs kha khh khk khr khs kkb kkh kkk kkl kkr kks kl- kla klb klh klr kls kra krk krl krr krs ksa ksb ksh ksk ksl ksr kss la- laa lab lah lak lal lar las lba lbb lbh lbk lbl lbr lbs lha lhb lhh lhk lhr lhs lka lkb lkh lkl lkr lks lla llb llk lll llr lls lra lrb lrh lrk lrr lrs lsa lsb lsh lsk lsl lsr lss ra- raa rab rah rak ral rar ras rba rbb rbh rbk rbl rbr rbs rh- rha rhb rhh rhl rhr rhs rkb rkk rks rla rlh rll rlr rls rra rrb rrh rrk rrl rrr rrs rsa rsb rsh rsk rsl rsr rss saa sab sah sak sal sar sas sba sbb sbh sbk sbl sbr sbs sh- sha shb shh shk shl shr shs sk- ska skb skh skk skl skr sks sla slb slh slk sll slr sls sr- sra srb srh srk srl srr srs ss- ssa ssb ssh ssk ssl ssr sss