dddd dedd dede deed deel deep deet deld dele dell delp delt depe depp dept dete dpdt dpll dtdp dted dtle dtpl dttp edde eddp ede- edel edle eede eeee eele eete el-p elde eled elee elet elle elpe elte epee eple epll eppp epte etee etel ette lddp lede ledt leed leel leep leet lele lell lepe lepp lept lete lett lldp llet llll lppl ltee ped- pede peed peel peep peet pel- pele pell pelt pepd pepe pete pett pldt ple- pled plee plet plpp pltt pple pppd pppp pptt ptld ptpd tedd tede teed teel teet tel- teld tele tell telt tepe tepp tete tett tldp tped tpld tppd tppp tpte tptp tttt