-al a-a a-b aaa aab aah aak aal aas ab- aba abb abh abk abl abs aha ahb ahh ahk ahl ahs aka akb akh akk akl aks al- ala alb alh alk all als as- asa asb ash ask asl ass baa bab bah bak bal bas bba bbb bbh bbk bbl bbs bha bhb bhh bhk bhl bhs bka bkb bkk bkl bks bla blb blh blk bll bls bsa bsb bsh bsk bsl bss haa hab hah hak hal has hba hbb hbh hbk hbl hbs hha hhb hhh hhk hhl hhs hka hkb hkh hkk hkl hks hla hlb hlh hll hls hsa hsb hsh hsk hsl hss ka- kaa kab kah kak kal kas kba kbb kbh kbk kbl kbs kha khh khk khs kkb kkh kkk kkl kks kl- kla klb klh kls ksa ksb ksh ksk ksl kss la- laa lab lah lak lal las lba lbb lbh lbk lbl lbs lha lhb lhh lhk lhs lka lkb lkh lkl lks lla llb llk lll lls lsa lsb lsh lsk lsl lss saa sab sah sak sal sas sba sbb sbh sbk sbl sbs sh- sha shb shh shk shl shs sk- ska skb skh skk skl sks sla slb slh slk sll sls ss- ssa ssb ssh ssk ssl sss