-al -ol a-a a-c aaa aac aah aak aal aao aas ac- aca acc ach ack acl aco acs aha ahc ahh ahk ahl aho ahs aka akc akh akk akl ako aks al- ala alc alh alk all alo als aoa aoc aoh aok aol aoo aos as- asa asc ash ask asl aso ass c-- caa cac cah cak cal cao cas cca ccc cch cck ccl cco ccs ch- cha chc chh chk chl cho chs cka ckc ckh cko cks cl- cla clc clh clk cll clo cls co- coa coc coh cok col coo cos csa csc csh csk csl cso css haa hac hah hak hal hao has hca hcc hch hck hcl hco hcs hha hhc hhh hhk hhl hho hhs hka hkh hkk hkl hko hks hla hlc hlh hll hlo hls hoa hoc hoh hok hol hoo hos hsa hsc hsh hsk hsl hss ka- kaa kac kah kak kal kao kas kca kcc kch kck kcl kcs kha khh khk kho khs kkc kkh kkk kkl kks kl- kla klc klh klo kls koa koc koh kok kol koo kos ksa ksc ksh ksk ksl kso kss la- laa lac lah lak lal lao las lca lcc lch lck lcl lco lcs lha lhc lhh lhk lho lhs lka lkh lkl lks lla llc llk lll llo lls loa loc loh lok lol loo los lsa lsc lsh lsk lsl lso lss oaa oac oah oak oal oao oas oc- oca occ och ock ocl oco ocs oha ohc ohh ohl oho ohs oka okc okk okl oko oks ola olc olk oll olo ols oo- ooa ooc ooh ook ool ooo oos os- osa osc osh osk osl oso oss saa sac sah sak sal sao sas sca scc sch sck scl sco scs sh- sha shc shh shk shl sho shs sk- ska skc skh skk skl sko sks sla slc slh slk sll slo sls soa soc soh sok sol soo sos ss- ssa ssc ssh ssk ssl sso sss