-al -ol a-a a-b aaa aab aad aah aak aal aao ab- aba abb abd abh abk abl abo ad- ada adb add adh adk adl ado aha ahb ahd ahh ahk ahl aho aka akb akd akh akk akl ako al- ala alb ald alh alk all alo aoa aob aod aoh aok aol aoo baa bab bad bah bak bal bao bba bbb bbd bbh bbk bbl bbo bda bdb bdd bdh bdk bdl bdo bha bhb bhd bhh bhk bhl bho bka bkb bkk bkl bko bla blb bld blh blk bll blo boa bob bod boh bok bol boo daa dab dad dah dak dal dao dba dbb dbd dbh dbk dbl dbo dda ddb ddd ddh ddk ddl ddo dh- dha dhb dhd dhh dhk dhl dho dka dkb dkk dkl dko dl- dla dlb dld dlh dlk dll dlo doa dob dod doh dok dol doo haa hab had hah hak hal hao hba hbb hbd hbh hbk hbl hbo hda hdb hdd hdh hdk hdl hdo hha hhb hhd hhh hhk hhl hho hka hkb hkd hkh hkk hkl hko hla hlb hld hlh hll hlo hoa hob hod hoh hok hol hoo ka- kaa kab kad kah kak kal kao kba kbb kbd kbh kbk kbl kbo kda kdb kdh kdk kdl kdo kha khh khk kho kkb kkh kkk kkl kl- kla klb kld klh klo koa kob kod koh kok kol koo la- laa lab lad lah lak lal lao lba lbb lbd lbh lbk lbl lbo lda ldb ldd ldh ldk ldl ldo lha lhb lhd lhh lhk lho lka lkb lkh lkl lla llb lld llk lll llo loa lob lod loh lok lol loo oaa oab oad oah oak oal oao ob- oba obb obd obh obk obl obo oda odb odd odh odl odo oha ohd ohh ohl oho oka okb okd okk okl oko ola olb old olk oll olo oo- ooa oob ood ooh ook ool ooo