-al -ol a-a a-c aaa aac aad aal aao ac- aca acc acd acl aco ad- ada adc add adl ado al- ala alc ald all alo aoa aoc aod aol aoo c-- caa cac cad cal cao cca ccc ccd ccl cco cda cdc cdd cdl cdo cl- cla clc cld cll clo co- coa coc cod col coo daa dac dad dal dao dca dcc dcd dcl dco dda ddc ddd ddl ddo dl- dla dlc dld dll dlo doa doc dod dol doo la- laa lac lad lal lao lca lcc lcd lcl lco lda ldc ldd ldl ldo lla llc lld lll llo loa loc lod lol loo oaa oac oad oal oao oc- oca occ ocd ocl oco oda odc odd odl odo ola olc old oll olo oo- ooa ooc ood ool ooo