ddd dde ddi ddm ddo ddp de- ded dee dei dem deo dep di- did die dii dim dio dip dmd dme dmi dmm dmo dmp dod doe doi dom doo dop dpd dpe dpi dpm dpo dpp ed- edd ede edi edm edo edp eed eee eem eeo eep eid eie eii eim eio eip em- emd eme emi emm emo emp eo- eod eoe eoi eom eoo eop ep- epd epe epi epm epo epp i-d idd ide idi idm ido idp ie- ied iee iei iem iep iid iie iii iim iio iip im- imd ime imi imm imo imp io- iod ioe ioi iom ioo iop ipd ipe ipi ipm ipo ipp m-o mdd mde mdi mdm mdo mdp med mee mei mem meo mep mi- mid mie mii mim mio mip mmd mme mmi mmm mmo mmp mod moe moi mom moo mop mpd mpe mpi mpm mpo mpp o-i odd ode odi odm odo odp oed oee oei oem oeo oep oid oie oii oim oio oip om- omd ome omi omm omo omp oo- ood ooi oom ooo oop op- opd ope opi opm opo opp p-p pdd pde pdi pdm pdo pdp ped pee pei pem peo pep pid pie pii pim pio pip pmd pme pmi pmm pmo pmp pod poe poi pom poo pop ppd ppe ppi ppm ppo ppp