c-cd cccc cccf cccl ccdc ccdf cced ccee ccel ccfc ccfd ccff ccfl cclc cd-e cddl cdec cdef cdfe cec- cece cedd cede ceec ceel cef- cefc ceke cel- celc cele celf cell cfcf cfcl ckck ckcl cklf clcd cldc clec cled clee clef clek dccc dccl dcfc dddd ddlc dec- decc decd dece deck decl dedd dede deed deef deek deel defe deff dek- deke deld dele delf delk dell dfcc dkdc e-cl eccc ecce eccl ecdc ecdf ecdl eced ecef ecfc eddc edde ede- edel edfl edle eede eeee eefe eefl eeke eele efke eked ekek ekfc elce elde elec eled elee elef elek elfc elfe elke elle f--k fccf fece feck fede feed feek feel fefc fefe feff feke feld fele felf felk fell ffcc ffee ffff flcl fled flee kccc kccd kcck kccl kcdc kcdd kcec kced kcee kcel kcfc kcfd kcfl kckc kckf kckk kckl kclc kcle kclf kclk kcll kdcc kdcd kdce kddc kddd kddf kddk kddl kdec kdef kdel kdfc kdkd kdkk kdlc kdld kdlf kdll keck kedc kedd kede keed keef keek keel kefc keff kekc keke kekl keld kele kelf kelk kell kfcd kfcf kfed kfel kfff kffk kflc kfld kflf kfll kkcd kkck kkcl kkdc kkdd kkdl kked kkkk kklc kkld kklf kkll klcc klcd klce klck klcl kldc kldd klde klec kled klee klef klek klfc klfd klfe klff klkc klkk klkl kllc klle kllk lccc lcce lcdd lcfc ldcf lece leck lede leed leef leek leel lefe leff leke lekk lele lell lfcc llcc lldc llef lllc llll