a-a a-c aaa aac aad aak aam aao aar ac- aca acc acd ack acm aco acr ad- ada adc add adk adm ado adr aka akc akd akk akm ako akr ama amc amd amk amm amo amr aoa aoc aod aok aom aoo aor ar- ara arc ard ark arm aro arr c-- caa cac cad cak cam cao car cca ccc ccd cck ccm cco ccr cda cdc cdd cdk cdm cdo cdr cka ckc ckd ckm cko cma cmc cmd cmk cmm cmo cmr co- coa coc cod cok com coo cor cra crc crd crk crm cro crr daa dac dad dak dam dao dar dca dcc dcd dck dcm dco dcr dda ddc ddd ddk ddm ddo ddr dka dkc dkk dkm dko dkr dma dmc dmd dmk dmm dmo dmr doa doc dod dok dom doo dor dra drc drd drk drm dro drr ka- kaa kac kad kak kam kao kar kca kcc kcd kck kcm kcr kda kdc kdk kdm kdo kdr kkc kkk kkm kkr kma kmc kmd kmk kmm kmo koa koc kod kok kom koo kor kra krc krd krk kro krr m-o m-r maa mac mad mak mam mao mar mc- mca mcc mcd mck mcm mco mcr mda mdc mdd mdk mdm mdo mdr mka mkc mkd mkk mkm mko mkr mma mmc mmd mmk mmm mmo mmr moa moc mod mok mom moo mor mra mrc mrd mrk mrm mro mrr oaa oac oad oak oam oao oar oc- oca occ ocd ock ocm oco ocr oda odc odd odm odo odr oka okc okd okk oko okr om- oma omc omd omm omo omr oo- ooa ooc ood ook oom ooo oor or- ora orc ord ork orm oro orr ra- raa rac rad rak ram rao rar rca rcc rcd rcm rco rcr rda rdc rdd rdm rdo rdr rkc rkk rkm rko rma rmc rmd rmm rmo rmr roa roc rod rok rom roo ror rra rrc rrd rrk rrm rrr