a-a a-c aaa aac aad aam aao aap aar ac- aca acc acd acm aco acp acr ad- ada adc add adm ado adp adr ama amc amd amm amo amp amr aoa aoc aod aom aoo aop aor ap- apa apc apd apm apo app apr ar- ara arc ard arm aro arp arr c-- caa cac cad cam cao cap car cca ccc ccd ccm cco ccp ccr cda cdc cdd cdm cdo cdp cdr cma cmc cmd cmm cmo cmp cmr co- coa coc cod com coo cop cor cpa cpc cpd cpm cpo cpp cpr cra crc crd crm cro crp crr daa dac dad dam dao dap dar dca dcc dcd dcm dco dcp dcr dda ddc ddd ddm ddo ddp ddr dma dmc dmd dmm dmo dmp dmr doa doc dod dom doo dop dor dpa dpc dpd dpm dpo dpp dpr dra drc drd drm dro drp drr m-o m-r maa mac mad mam mao map mar mc- mca mcc mcd mcm mco mcp mcr mda mdc mdd mdm mdo mdp mdr mma mmc mmd mmm mmo mmp mmr moa moc mod mom moo mop mor mpa mpc mpd mpm mpo mpp mpr mra mrc mrd mrm mro mrp mrr oaa oac oad oam oao oap oar oc- oca occ ocd ocm oco ocp ocr oda odc odd odm odo odp odr om- oma omc omd omm omo omp omr oo- ooa ooc ood oom ooo oop oor op- opa opc opd opm opo opp opr or- ora orc ord orm oro orp orr p-p paa pac pad pam pao pap par pca pcc pcd pcm pco pcp pcr pda pdc pdd pdm pdo pdp pdr pma pmc pmd pmm pmo pmp pmr poa poc pod pom poo pop por ppa ppc ppd ppm ppo ppp ppr pra prc prd prm pro prp prr ra- raa rac rad ram rao rap rar rca rcc rcd rcm rco rcp rcr rda rdc rdd rdm rdo rdp rdr rma rmc rmd rmm rmo rmp rmr roa roc rod rom roo rop ror rpa rpc rpd rpm rpo rpp rpr rra rrc rrd rrm rrp rrr