ddd dde ddk ddm ddo ddp de- ded dee dek dem deo dep dke dkk dkm dko dkp dmd dme dmk dmm dmo dmp dod doe dok dom doo dop dpd dpe dpk dpm dpo dpp ed- edd ede edk edm edo edp eed eee eek eem eeo eep ekd eke eko ekp em- emd eme emk emm emo emp eo- eod eoe eok eom eoo eop ep- epd epe epm epo epp kde kdk kdm kdo kdp ke- ked kee kek kem keo kep kke kkk kkm kkp kmd kme kmk kmm kmo kmp kod koe kok kom koo kop kpd kpe kpk kpm kpo kpp m-o mdd mde mdk mdm mdo mdp med mee mek mem meo mep mkd mke mkk mkm mko mkp mmd mme mmk mmm mmo mmp mod moe mok mom moo mop mpd mpe mpk mpm mpo mpp odd ode odm odo odp oed oee oem oeo oep okd oke okk oko okp om- omd ome omm omo omp oo- ood ook oom ooo oop op- opd ope opk opm opo opp p-p pdd pde pdk pdm pdo pdp ped pee pek pem peo pep pkd pke pkm pko pkp pmd pme pmk pmm pmo pmp pod poe pok pom poo pop ppd ppe ppk ppm ppo ppp