-al -ol a-a aaa aad aak aal aao aap ad- ada add adk adl ado adp aka akd akk akl ako akp al- ala ald alk all alo alp aoa aod aok aol aoo aop ap- apa apd apk apl apo app daa dad dak dal dao dap dda ddd ddk ddl ddo ddp dka dkk dkl dko dkp dl- dla dld dlk dll dlo dlp doa dod dok dol doo dop dpa dpd dpk dpl dpo dpp ka- kaa kad kak kal kao kap kda kdk kdl kdo kdp kkk kkl kkp kl- kla kld klo koa kod kok kol koo kop kpa kpd kpk kpl kpo kpp l-p la- laa lad lak lal lao lap lda ldd ldk ldl ldo ldp lka lkl lkp lla lld llk lll llo llp loa lod lok lol loo lop lpa lpd lpk lpl lpo lpp oaa oad oak oal oao oap oda odd odl odo odp oka okd okk okl oko okp ola old olk oll olo olp oo- ooa ood ook ool ooo oop op- opa opd opk opl opo opp p-p paa pad pak pal pao pap pda pdd pdk pdl pdo pdp pka pkd pkl pko pkp pla pld plk pll plo plp poa pod pok pol poo pop ppa ppd ppk ppl ppo ppp