a-a a-c a-z aaa aac aad aam aao aar aas aaz ac- aca acc acd acm aco acr acs acz ad- ada adc add adm ado adr ads adz ama amc amd amm amo amr ams amz aoa aoc aod aom aoo aor aos ar- ara arc ard arm aro arr ars arz as- asa asc asd asm aso asr ass asz az- aza azd azm azo azs azz c-- caa cac cad cam cao car cas caz cca ccc ccd ccm cco ccr ccs ccz cda cdc cdd cdm cdo cdr cds cdz cma cmc cmd cmm cmo cmr cms co- coa coc cod com coo cor cos coz cra crc crd crm cro crr crs crz csa csc csd csm cso csr css csz cz- czc czd czm czo daa dac dad dam dao dar das daz dca dcc dcd dcm dco dcr dcs dda ddc ddd ddm ddo ddr dds ddz dma dmc dmd dmm dmo dmr dms dmz doa doc dod dom doo dor dos doz dra drc drd drm dro drr drs drz dsa dsc dsd dsm dso dsr dss dsz dza dzd dzo dzr dzs m-o m-r maa mac mad mam mao mar mas maz mc- mca mcc mcd mcm mco mcr mcs mcz mda mdc mdd mdm mdo mdr mds mdz mma mmc mmd mmm mmo mmr mms mmz moa moc mod mom moo mor mos moz mra mrc mrd mrm mro mrr mrs mrz msa msc msd msm mso msr mss mza mzm oaa oac oad oam oao oar oas oc- oca occ ocd ocm oco ocr ocs ocz oda odc odd odm odo odr ods om- oma omc omd omm omo omr oms omz oo- ooa ooc ood oom ooo oor oos or- ora orc ord orm oro orr ors orz os- osa osc osd osm oso osr oss oza ozm ozo ozs ozz ra- raa rac rad ram rao rar ras raz rca rcc rcd rcm rco rcr rcs rda rdc rdd rdm rdo rdr rds rma rmc rmd rmm rmo rmr rms roa roc rod rom roo ror ros roz rra rrc rrd rrm rrr rrs rsa rsc rsd rsm rso rsr rss rza rzm rzo saa sac sad sam sao sar sas saz sca scc scd scm sco scr scs sda sdc sdd sdm sdo sdr sds sdz sma smc smd smm smo smr sms smz soa soc sod som soo sor sos soz sr- sra src srd srm sro srr srs ss- ssa ssc ssd ssm sso ssr sss ssz sza szd szr zaa zac zad zam zao zar zas zaz zco zcs zdm zds zma zmc zmd zmm zms zo- zoa zoc zod zom zoo zor zos zro zrs zsa zsm zsz zzr zzs zzz