d-rod ddddd dedde dedee deder deede deefe deeff deere defed defeo defer defex deffe deffo defoe deore deoro derde dered dero- derre derro do-do dodoo dodro doerr dofor doodo doore doorx dored doree dorff dorre doxed drdre dredd drede dreed dreff dreof drere drode drofe droff drood droof dxdxd e-dee edder eddoe eddre edeo- edere edfor edoor edred eeeee eefde eerde efere effed effer efore eofor eorre erdor erdre erede erere erfde erode erodr eroor erore erred error exede exfed exode exord exore exred fed-x fedde fedee feder fedex fedor feeor feere fefor feode feoff feood ferde fered ferox ferr- ferre ferro fodor foord foore ford- forde fordo fore- foreo forex forro foxed foxer foxxx frede fredo freed freer freex frere frodo froed frood frore o-fer odder odore offed offer offof offre oo-er ooooo order ordre ordro oredo oreed oreo- orere orero orexo orfeo orfoe orfor orodo oroer redde reder redex redor redox reede reefe reere refed refer reffe reffo reord reorx rerde rere- reree rexer ro-ro rodde roded rodef rodeo roder rodor roero roffe rofor roode rooer roofe roore rorer xedre xero- xerox xexex xorro xoxox