a-a aaa aad aam aao aap aar aas ad- ada add adm ado adp adr ads ama amd amm amo amp amr ams aoa aod aom aoo aop aor aos ap- apa apd apm apo app apr aps ar- ara ard arm aro arp arr ars as- asa asd asm aso asp asr ass daa dad dam dao dap dar das dda ddd ddm ddo ddp ddr dds dma dmd dmm dmo dmp dmr dms doa dod dom doo dop dor dos dpa dpd dpm dpo dpp dpr dps dra drd drm dro drp drr drs dsa dsd dsm dso dsp dsr dss m-o m-r maa mad mam mao map mar mas mda mdd mdm mdo mdp mdr mds mma mmd mmm mmo mmp mmr mms moa mod mom moo mop mor mos mpa mpd mpm mpo mpp mpr mps mra mrd mrm mro mrp mrr mrs msa msd msm mso msp msr mss oaa oad oam oao oap oar oas oda odd odm odo odp odr ods om- oma omd omm omo omp omr oms oo- ooa ood oom ooo oop oor oos op- opa opd opm opo opp opr ops or- ora ord orm oro orp orr ors os- osa osd osm oso osp osr oss p-p paa pad pam pao pap par pas pda pdd pdm pdo pdp pdr pds pma pmd pmm pmo pmp pmr pms poa pod pom poo pop por pos ppa ppd ppm ppo ppp ppr pps pra prd prm pro prp prr prs ps- psa psd psm pso psp psr pss ra- raa rad ram rao rap rar ras rda rdd rdm rdo rdp rdr rds rma rmd rmm rmo rmp rmr rms roa rod rom roo rop ror ros rpa rpd rpm rpo rpp rpr rps rra rrd rrm rrp rrr rrs rsa rsd rsm rso rsp rsr rss saa sad sam sao sap sar sas sda sdd sdm sdo sdp sdr sds sma smd smm smo smp smr sms soa sod som soo sop sor sos spa spd spm spo spp spr sps sr- sra srd srm sro srp srr srs ss- ssa ssd ssm sso ssp ssr sss