c-cd cccc ccdc cced ccee ccoc ccod cctc cctt cd-e cdec cdot cec- cece ceco cect cedd cede cedo cedt ceec ceke cet- cete ceto ckck ckco ckdo ckoc ckoo ckot coce cock coco coct codd code coed cok- coke coko cood cook coot cotc cote coto cott ctec ctot dccc dcct dctc dddd ddoc ddot dec- decc decd dece deck deco dect dedd dede dedo deed deek deet dek- deke dete detk deto dkdc doce dock doco doct dod- dodd dode dodo doek doke doko dood dook doot dotd dote dotk doto dott dtcc dted dtek dtot eccc ecce ecco ecct ecdc eced ecko eco- ecod ecot ect- ectc ecto eddc edde eddo ede- edoc edod eede eeee eeke eeoc eetc eete ekco eked ekek eket eocd eode eotc eotd eoto etcc etco etec etee etoe etok ette etto kccc kccd kcck kcct kcdc kcdd kcec kced kcee kceo kcet kckc kckk kcko kcoe kcot kctc kcte kcto kdcc kdcd kdce kdco kddc kddd kddk kdec kdet kdkd kdkk kdko kdkt kdoc kdoe kdok kdot kdtd keck keco kedc kedd kede kedo kedt keed keek keet kekc keke keko keok ket- ketc ketd kete ketk keto kett kkcd kkck kkco kkct kkdc kkdd kkdo kkdt kked kkkk kkoo kkot kktc kktk kocd kock koct kode kodk kodo kodt koed kokc koke kokk koko kooc kook kooo koot kotc kotd kote kotk koto kott ktcc ktce ktck ktco ktdc ktdd ktde ktdk ktdo ktec kted ktee ktek ktkc ktke ktkk ktko ktkt ktoc ktoe ktok ktoo ktot kttc kttk ktto kttt o-eo occc occt oce oced ocee ocet ocke oct- octe octo oddd oded odeo odet odoo odot oec- oecc oedo oeec oked oket okko okok okot okto oooo otcd oted otee oto- otoe otok otoo otte otto tccc tcdd tctc teck teco tect tedd tede tedk teec teed teek teet teke teok tete teto tett tkod toce tock toco todd tode todo todt toed toee toek toet toke toko tood took toot totc totd tote toto tott tteo ttoe tttt