PETROHYOID

de do ed eh er et he hi ho id it od oe oh oi op or oy pe pi re ti to ye yo

dey die dip dit doe dor dot dry dye edh eth hep her het hey hid hie hip hit hod hoe hop hot hoy hyp ire ode oho ooh oot ope opt ore ort ped peh per pet phi pht pie pit pod poh poi poo pot pro pry pye red rei rep ret rho rid rip rod roe rot rye ted the tho thy tie tip tod toe too top tor toy try tye yeh yep yet yid yip yod

diet dipt dire dirt dite doer doit door dope dopy dore dorp dory dote doth doty drip drop dyer edit heir herd hero hide hied hire hoed hoer hood hoop hoot hope hype hypo hyte ired odor ohed oped ordo oyer peri pert phot pied pier pith pity poet pood pooh poor pore port prey prod pyre pyro redo repo ride riot ripe rite rode rood root rope ropy rote roti roto ryot they thio thir thro tide tidy tied tier tire tiro tody toed tope toph topi topo tore tori toro tory toyo trey trio trip trod trop troy tyer type typo tyre tyro yeti yipe yird yodh yore