ddd ddi ddk ddm ddo ddp ddr di- did dii dik dim dio dip dir dki dkk dkm dko dkp dkr dmd dmi dmk dmm dmo dmp dmr dod doi dok dom doo dop dor dpd dpi dpk dpm dpo dpp dpr drd dri drk drm dro drp drr i-d idd idi idk idm ido idp idr iid iii iim iio iip iir iki ikk iko ikr im- imd imi imm imo imp io- iod ioi iom ioo iop ior ipd ipi ipm ipo ipp ipr ir- ird iri irk irm iro irp irr kdk kdm kdo kdp kdr kid kii kik kim kio kip kir kki kkk kkm kkp kkr kmd kmi kmk kmm kmo kmp kod koi kok kom koo kop kor kpd kpi kpk kpm kpo kpp kpr krd kri krk kro krp krr m-o m-r mdd mdi mdk mdm mdo mdp mdr mi- mid mii mik mim mio mip mir mkd mkk mkm mko mkp mkr mmd mmi mmk mmm mmo mmp mmr mod moi mok mom moo mop mor mpd mpi mpk mpm mpo mpp mpr mrd mri mrk mrm mro mrp mrr o-i odd odi odm odo odp odr oid oii oik oim oio oip oir okd oki okk oko okp okr om- omd omi omm omo omp omr oo- ood ooi ook oom ooo oop oor op- opd opi opk opm opo opp opr or- ord ori ork orm oro orp orr p-p pdd pdi pdk pdm pdo pdp pdr pid pii pik pim pio pip pir pkd pki pkm pko pkp pkr pmd pmi pmk pmm pmo pmp pmr pod poi pok pom poo pop por ppd ppi ppk ppm ppo ppp ppr prd pri prk prm pro prp prr rdd rdi rdm rdo rdp rdr rid rii rik rim rio rip rir rkk rkm rko rkp rmd rmi rmm rmo rmp rmr rod roi rok rom roo rop ror rpd rpi rpk rpm rpo rpp rpr rrd rri rrk rrm rrp rrr