UPTHUNDER

de ed eh en er et he ne nu pe re uh un up ut

den due duh dun dup edh end ern eth hen hep her het hue hun hup hut net nth nut ped peh pen per pet pht pud pun pur put red rep ret rue run rut ted ten the tun tup urd urn urp ute

dent duet dune dunt dupe dure durn hent herd hern hued hunt hurt nerd nude nurd pend pent pert phut punt pure rend rent rude rued rune runt ruth tend tern then thru thud true tune turd turn unde