a-a aaa aad aam aao aap aar ad- ada add adm ado adp adr ama amd amm amo amp amr aoa aod aom aoo aop aor ap- apa apd apm apo app apr ar- ara ard arm aro arp arr daa dad dam dao dap dar dda ddd ddm ddo ddp ddr dma dmd dmm dmo dmp dmr doa dod dom doo dop dor dpa dpd dpm dpo dpp dpr dra drd drm dro drp drr m-o m-r maa mad mam mao map mar mda mdd mdm mdo mdp mdr mma mmd mmm mmo mmp mmr moa mod mom moo mop mor mpa mpd mpm mpo mpp mpr mra mrd mrm mro mrp mrr oaa oad oam oao oap oar oda odd odm odo odp odr om- oma omd omm omo omp omr oo- ooa ood oom ooo oop oor op- opa opd opm opo opp opr or- ora ord orm oro orp orr p-p paa pad pam pao pap par pda pdd pdm pdo pdp pdr pma pmd pmm pmo pmp pmr poa pod pom poo pop por ppa ppd ppm ppo ppp ppr pra prd prm pro prp prr ra- raa rad ram rao rap rar rda rdd rdm rdo rdp rdr rma rmd rmm rmo rmp rmr roa rod rom roo rop ror rpa rpd rpm rpo rpp rpr rra rrd rrm rrp rrr