a-a a-c aaa aac aad aam aao aap aas ac- aca acc acd acm aco acp acs ad- ada adc add adm ado adp ads ama amc amd amm amo amp ams aoa aoc aod aom aoo aop aos ap- apa apc apd apm apo app aps as- asa asc asd asm aso asp ass c-- caa cac cad cam cao cap cas cca ccc ccd ccm cco ccp ccs cda cdc cdd cdm cdo cdp cds cma cmc cmd cmm cmo cmp cms co- coa coc cod com coo cop cos cpa cpc cpd cpm cpo cpp cps csa csc csd csm cso csp css daa dac dad dam dao dap das dca dcc dcd dcm dco dcp dcs dda ddc ddd ddm ddo ddp dds dma dmc dmd dmm dmo dmp dms doa doc dod dom doo dop dos dpa dpc dpd dpm dpo dpp dps dsa dsc dsd dsm dso dsp dss m-o maa mac mad mam mao map mas mc- mca mcc mcd mcm mco mcp mcs mda mdc mdd mdm mdo mdp mds mma mmc mmd mmm mmo mmp mms moa moc mod mom moo mop mos mpa mpc mpd mpm mpo mpp mps msa msc msd msm mso msp mss oaa oac oad oam oao oap oas oc- oca occ ocd ocm oco ocp ocs oda odc odd odm odo odp ods om- oma omc omd omm omo omp oms oo- ooa ooc ood oom ooo oop oos op- opa opc opd opm opo opp ops os- osa osc osd osm oso osp oss p-p paa pac pad pam pao pap pas pca pcc pcd pcm pco pcp pcs pda pdc pdd pdm pdo pdp pds pma pmc pmd pmm pmo pmp pms poa poc pod pom poo pop pos ppa ppc ppd ppm ppo ppp pps ps- psa psc psd psm pso psp pss saa sac sad sam sao sap sas sca scc scd scm sco scp scs sda sdc sdd sdm sdo sdp sds sma smc smd smm smo smp sms soa soc sod som soo sop sos spa spc spd spm spo spp sps ss- ssa ssc ssd ssm sso ssp sss