PETROLHEAD

ad ae ah al ar at de do ed eh el er et ha he ho la lo od oe oh op or pa pe re ta to

ado ale alp alt ape apo apt are art ate dah dal dap dee del doe dol dor dot ear eat edh eel eld era ere eta eth had hae hao hap hat hep her het hod hoe hop hot lad lap lar lat lea led lee let lop lot oar oat oda ode old ole ope opt ora ore ort pad pah pal par pat pea ped pee peh per pet pht pod poh pol pot pro rad rah rap rat red ree rep ret rho rod roe rot tad tae tao tap tar tea ted tee tel the tho tod toe top tor

aero ahed alee aloe alto aped aper apod atop dahl dale dare dart date dato deal dear deep deer deet dele delt dere dhal doat doer dole dolt dopa dope dore dorp dote doth drat dree drop earl eath epha hade haed haet hale halo halt hard hare harl harp hart hate head heal heap hear heat heed heel held helo help herd here herl hero hoar hoed hoer hold hole holp holt hope hora lade lard late lath lead leap lear leer leet lehr lept load lode lope lord lore lota loth oath odah odea ohed olea opah opal oped orad oral orle pale pard pare part pate path peal pear peat peed peel peer pele pelt pere pert phat phot plat plea pled plod plot poet pole pore port prao prat pree proa prod rale rape rapt rate rath rato read real reap rede redo reed reel repo rete rhea road rode role rope rota rote rotl tael tahr tale tape tare taro tarp teal tear teed teel tela tele tepa thae thee thro toad toea toed tola told tole tope toph tora tore trad trap tree trod trop