-up ddd ddg ddm ddo ddp ddr ddu dgd dgg dgm dgp dgr dgu dmd dmg dmm dmo dmp dmr dmu dod dog dom doo dop dor dou dpd dpg dpm dpo dpp dpr dpu drd drg drm dro drp drr dru dud dug dum duo dup dur g-d g-p gdd gdm gdo gdp gdr gdu ggd ggg ggm ggo ggp ggr ggu gmd gmg gmm gmo gmp gmr god gog gom goo gop gor gou gpd gpg gpm gpo gpp gpr gpu grd grg grm gro grp grr gru gu- gud gug gum guo gup gur guu m-o m-r mdd mdg mdm mdo mdp mdr mdu mgd mgm mgo mgp mgr mgu mmd mmg mmm mmo mmp mmr mmu mod mog mom moo mop mor mou mpd mpg mpm mpo mpp mpr mpu mrd mrg mrm mro mrp mrr mru mud mug mum mup mur muu odd odg odm odo odp odr odu ogd ogg ogo ogp om- omd omg omm omo omp omr omu oo- ood oog oom ooo oop oor op- opd opg opm opo opp opr or- ord org orm oro orp orr oru ou- oud oum ouo oup our p-p pdd pdg pdm pdo pdp pdr pdu pgd pgg pgm pgo pgp pgr pmd pmg pmm pmo pmp pmr pmu pod pog pom poo pop por pou ppd ppg ppm ppo ppp ppr ppu prd prg prm pro prp prr pru pud pug pum pup pur puu rdd rdg rdm rdo rdp rdr rdu rgd rgg rgo rgp rgr rmd rmg rmm rmo rmp rmr rod rog rom roo rop ror rou rpd rpg rpm rpo rpp rpr rpu rrd rrg rrm rrp rrr rru rud rug rum ruo rup rur ruu udd udg udm udo udp udr udu ugg ugm ugo ugp ugr ugu um- umd umg umm umo ump umr umu uod uog uom uoo uop uor up- upd upg upm upo upp upr upu ur- urd urg urm uro urp urr uru uug uum uur uuu