dddd ddre dedd dede deed deem deep deer dem- demd deme depe depp depr der- dere derm derp derr dper dred dree drem edde eddm eddp ede- edem eder edme edrm eede eeee emer emme empd empe emre epee eper epmd eppp eprp erde ered erem erer erme erpe erre mddm mdme mdmp mdpp medd mede meed meem meep meer meme memr mepe mer- merd mere merm merp mmmd mmmm mmpr mmrp mppe mppp mprp mrdd mred mree mrmd pdpr ped- pede peed peep peer pepd pepe per- perd pere perm perp perr pmed pmmp pmpm pper pppd pppp pprm pre- pred pree prem prep prpd prrd prrm rder redd rede redr reed reem reep reme remp repe repp repr rerd rere rmrp rpdp rred rrmp rrrr