c and , cand w, c snd w, c amd w, c aand w, and w, c abd w, c anf w, cand w, c and w, c adn w, x and w, cc and w, c andw , v and w, c and e, c andd w, c nd w, c and ww, c ans w, ca nd w, c an dw, c nad w, c and q, c andw, c ad w, c annd w, c and w, c an w