c-- ccc cck ccn cco cct ccw ckc cko ckt ckw cn- cnc cnn cno cnt cnw co- coc cok con coo cot cow ctc ctk ctn cto ctt ctw cw- cwc cwk cwn cwo cwt k-t kcc kck kcn kct kkc kkk kkn kkt kn- knc knk knn kno knt koc kok kon koo kot kow ktc ktk ktn kto ktt ktw kw- kwc kwk kwo kwt kww ncc nck ncn nco nct ncw nkc nkk nkn nko nkt nnc nnk nnn nno nnt nnw no- noc nok non noo not now ntc ntk ntn nto ntt nwc nwn nwo nwt oc- occ ock ocn oco oct ocw okc okk oko okw on- onc onk onn ono ont oo- ooc ook oon ooo oot oow ot- otc otk otn oto ott otw owc owk own owo owt oww tcc tck tcn tco tct tcw tkc tkk tko tkt tkw tnc tnk tnn tno tnt tnw to- toc tok ton too tot tow ttc ttk ttn tto ttt ttw twc twn two twt tww wcc wck wcn wco wct wcw wkc wko wkt wkw wn- wnc wnn wno wnt wnw woc wok won woo wot wow wtc wtn wto wtt wtw wwc wwn wwo wwt www