-al -ol a-a a-c aaa aac aad aah aal aao ac- aca acc acd ach acl aco ad- ada adc add adh adl ado aha ahc ahd ahh ahl aho al- ala alc ald alh all alo aoa aoc aod aoh aol aoo c-- caa cac cad cah cal cao cca ccc ccd cch ccl cco cda cdc cdd cdh cdl cdo ch- cha chc chd chh chl cho cl- cla clc cld clh cll clo co- coa coc cod coh col coo daa dac dad dah dal dao dca dcc dcd dcl dco dda ddc ddd ddh ddl ddo dh- dha dhc dhd dhh dhl dho dl- dla dlc dld dlh dll dlo doa doc dod doh dol doo haa hac had hah hal hao hca hcc hcd hch hcl hco hda hdc hdd hdh hdl hdo hha hhc hhd hhh hhl hho hla hlc hld hlh hll hlo hoa hoc hod hoh hol hoo la- laa lac lad lah lal lao lca lcc lcd lch lcl lco lda ldc ldd ldh ldl ldo lha lhc lhd lhh lho lla llc lld lll llo loa loc lod loh lol loo oaa oac oad oah oal oao oc- oca occ ocd och ocl oco oda odc odd odh odl odo oha ohc ohd ohh ohl oho ola olc old oll olo oo- ooa ooc ood ooh ool ooo