c-- ccc cck ccm cco ccw ccz ckc ckm cko ckw cky cmc cmk cmm cmo cmw cmy co- coc cok com coo cow coy coz cw- cwc cwk cwm cwo cyc cyk cym cyo cyw cz- czc czk czm czo czw k-z kcc kck kcm kkc kkk kkm kky kmc kmk kmm kmo kmw kmz koc kok kom koo kow koy koz kw- kwc kwk kwm kwo kww kyc kym kyo kyw kyz kzo kzw kzy m-o m-w mc- mcc mck mcm mco mcw mcz mkc mkk mkm mko mky mkz mmc mmk mmm mmo mmw mmz moc mok mom moo mow moy moz mwc mwk mwm mwo mww my- myc myk mym myo myw mzm mzw oc- occ ock ocm oco ocw ocz okc okk oko okw om- omc omm omo omw omy omz oo- ooc ook oom ooo oow owc owk owm owo oww oyo ozm ozo ozw ozz wcc wck wcm wco wcw wkc wkm wko wkw wky wm- wmc wmk wmm wmo wmz woc wok wom woo wow woy woz wwc wwm wwo www wy- wyc wyk wyo wzc ycc yco ycw ycy ykk ykm ymc ymm ymo yoc yok yom yoo yow yoy ywc yyc yyy yyz yzy zco zmc zmk zmm zmw zo- zoc zok zom zoo zow zym zzy zzz