-al -ol a-a a-b aaa aab aaj aak aal aao aas ab- aba abb abj abk abl abo abs aja ajb ajj ajk ajl ajo ajs aka akb akj akk akl ako aks al- ala alb alj alk all alo als aoa aob aoj aok aol aoo aos as- asa asb asj ask asl aso ass baa bab baj bak bal bao bas bba bbb bbk bbl bbo bbs bja bjj bjk bjs bka bkb bkk bkl bko bks bla blb blj blk bll blo bls boa bob boj bok bol boo bos bsa bsb bsj bsk bsl bso bss jaa jab jaj jak jal jao jas jba jbj jbk jbl jbo jbs jja jjb jjj jjk jjl jjs jka jkb jkk jkl jko jks jla jlb jll jlo jls joa job joj jok jol joo jos jsa jsb jsj jsk jsl jso jss ka- kaa kab kaj kak kal kao kas kba kbb kbk kbl kbo kbs kjb kjs kkb kkk kkl kks kl- kla klb klo kls koa kob kok kol koo kos ksa ksb ksk ksl kso kss la- laa lab laj lak lal lao las lba lbb lbj lbk lbl lbo lbs ljj ljs lka lkb lkl lks lla llb llj llk lll llo lls loa lob loj lok lol loo los lsa lsb lsj lsk lsl lso lss oaa oab oaj oak oal oao oas ob- oba obb obj obk obl obo obs oja ojb ojo ojs oka okb okj okk okl oko oks ola olb olk oll olo ols oo- ooa oob ook ool ooo oos os- osa osb osj osk osl oso oss saa sab saj sak sal sao sas sba sbb sbj sbk sbl sbo sbs sja sjb sjj sjk sjs sk- ska skb skj skk skl sko sks sla slb slj slk sll slo sls soa sob soj sok sol soo sos ss- ssa ssb ssj ssk ssl sso sss