-al -ol a-a a-c aaa aac aad aah aak aal aao ac- aca acc acd ach ack acl aco ad- ada adc add adh adk adl ado aha ahc ahd ahh ahk ahl aho aka akc akd akh akk akl ako al- ala alc ald alh alk all alo aoa aoc aod aoh aok aol aoo c-- caa cac cad cah cak cal cao cca ccc ccd cch cck ccl cco cda cdc cdd cdh cdk cdl cdo ch- cha chc chd chh chk chl cho cka ckc ckd ckh cko cl- cla clc cld clh clk cll clo co- coa coc cod coh cok col coo daa dac dad dah dak dal dao dca dcc dcd dck dcl dco dda ddc ddd ddh ddk ddl ddo dh- dha dhc dhd dhh dhk dhl dho dka dkc dkk dkl dko dl- dla dlc dld dlh dlk dll dlo doa doc dod doh dok dol doo haa hac had hah hak hal hao hca hcc hcd hch hck hcl hco hda hdc hdd hdh hdk hdl hdo hha hhc hhd hhh hhk hhl hho hka hkd hkh hkk hkl hko hla hlc hld hlh hll hlo hoa hoc hod hoh hok hol hoo ka- kaa kac kad kah kak kal kao kca kcc kcd kch kck kcl kda kdc kdh kdk kdl kdo kha khh khk kho kkc kkh kkk kkl kl- kla klc kld klh klo koa koc kod koh kok kol koo la- laa lac lad lah lak lal lao lca lcc lcd lch lck lcl lco lda ldc ldd ldh ldk ldl ldo lha lhc lhd lhh lhk lho lka lkh lkl lla llc lld llk lll llo loa loc lod loh lok lol loo oaa oac oad oah oak oal oao oc- oca occ ocd och ock ocl oco oda odc odd odh odl odo oha ohc ohd ohh ohl oho oka okc okd okk okl oko ola olc old olk oll olo oo- ooa ooc ood ooh ook ool ooo