ddd ddm ddn ddo ddp ddr ddy dmd dmm dmn dmo dmp dmr dnd dnm dnn dno dnp dnr dny dod dom don doo dop dor doy dpd dpm dpn dpo dpp dpr drd drm drn dro drp drr dry dy- dyd dym dyn dyo dyp dyr dyy m-o m-r mdd mdm mdn mdo mdp mdr mdy mmd mmm mmn mmo mmp mmr mnm mnn mno mnp mnr mod mom mon moo mop mor moy mpd mpm mpn mpo mpp mpr mrd mrm mrn mro mrp mrr mry my- myd mym myn myo myr ndd ndm ndn ndo ndp ndr ndy nmd nmm nmn nmo nmp nmr nnm nnn nno nnp no- nod nom non noo nop nor noy npd npm npn npo npp npr nrd nrm nrn nro nrp nrr nry nyd nym nyn nyo nyp nyy odd odm odn odo odp odr om- omd omm omn omo omp omr omy on- ond onn ono onp onr ony oo- ood oom oon ooo oop oor op- opd opm opn opo opp opr opy or- ord orm orn oro orp orr ory oyd oyo p-p pdd pdm pdn pdo pdp pdr pmd pmm pmn pmo pmp pmr pn- pnd pnm pnn pno pnp pnr pny pod pom pon poo pop por poy ppd ppm ppn ppo ppp ppr prd prm prn pro prp prr pry py- pyd pym pyn pyo pyr rdd rdm rdn rdo rdp rdr rdy rmd rmm rmn rmo rmp rmr rnd rnm rnn rno rnp rnr rny rod rom ron roo rop ror roy rpd rpm rpn rpo rpp rpr rrd rrm rrn rrp rrr ry- ryd rym ryn ryo ryr ryy ydn ydo ydy ymm ymo ynd ynn ynp yny yod yom yon yoo yop yor yoy ypd ypo yrn yro yrp yyy