cccc ccee ccoc cctc cctt cec- cece ceco cect ceec ceke cet- cete ceto ckck ckco ckoc ckoo ckot coce cock coco coct cok- coke coko cook coot cotc cote coto cott ctec ctot eccc ecce ecco ecct ecko eco- ecot ect- ectc ecto eeee eeke eeoc eetc eete ekco ekek eket eotc eoto etcc etco etec etee etoe etok ette etto kccc kcck kcct kcec kcee kceo kcet kckc kckk kcko kcoe kcot kctc kcte kcto keck keco keek keet kekc keke keko keok ket- ketc kete ketk keto kett kkck kkco kkct kkkk kkoo kkot kktc kktk kock koct kokc koke kokk koko kooc kook kooo koot kotc kote kotk koto kott ktcc ktce ktck ktco ktec ktee ktek ktkc ktke ktkk ktko ktkt ktoc ktoe ktok ktoo ktot kttc kttk ktto kttt o-eo occc occt oce ocee ocet ocke oct- octe octo oec- oecc oeec oket okko okok okot okto oooo otee oto- otoe otok otoo otte otto tccc tctc teck teco tect teec teek teet teke teok tete teto tett toce tock toco toee toek toet toke toko took toot totc tote toto tott tteo ttoe tttt