bbbee be-er be-ro beber becco beche becho becov becue beebe beech beeve beher behue beour berbe bercu berec bereh berhe berob beroe beror berre berru beuch beuer beure beuve bevce bever bevor bevue bheer bhev bhore bhour bo-bo bo-ho boboc bobov bobr bobre bocce boche bocho bocor boece boero boeur bohor booce booch booco booer boore booru borbo borce borch borec boree borer boro- boroo borou borov borre borro borve borvo bouce bouch bouee bouer boure bovec bovee brebu brece brech breer breo- breoc brere breu- breve brobo broce broch broer broue brrrr bruce bruch bruer bubbe buber bucco buceo bucho buchu bucov bucur buoch buoho burch burcu bureh buroo burov burro burru buruc buvce c-cor c-evo ccccc cebec ceber cech ceche ceco- ceere ceoce ceoor cerbu cerc- cerce cerco cerec cerer cero- ceroc cerou cerre cerro cervo chech cheer cheho chehr cheo chere chero cheru cherv cheue cheve chher chobe choco choor chor- chore choro choue chubb chueh chur- chure churr churu co-bo co-co cobbe cobre cobue cocc- cocce cocco coceo coche cocur coeur coeve cohee cohob cohoe cohoo cohue cooch cooee cooer coore corbe corbo corbu corce core- coree corer coreu coro- corre corve corvo couch couco couer couhe courb coure couru couve coveo cover crebe crece creer creo- creu- creue creve crhov croce croco crooe crore crove cruce cruor crure cruve cubbe cubeb cuber cubo- cubub cuche cuero cuevo cuoco cuore curce curch curer curre curro curve cuvee cvrce ebber eboch eboue ebure eccho ecorv eeeee eevee eever eocho eochu eorre erbbe erber erech erere ereve eroor erore error eubro euchv eucre euro- eurre evere evero everr eveve evocb evoor evour h-cho h-e-b hcooh he-he he-ro hebbe hebe- heber hecco heche heere heore herce heroe herre herro herur herve heuch heuer heure hever hhhhh hhour ho-ho ho-oh hoboe hobor hobro hobub hocco hoche hoeve hohoe hooce hooch hooer hoore hoove horce horch horeb horhe horre horro horru houce houch hourc houre houve hover hreoc hrere hrhov hroch hubbe huber hubur hucch huche hucho hueco huere huevo huhuh hurbe hureh hurre huuru o-r-b obcov obhor oboro oboue obreb obrov occur ocher ochre ochro ocoee ocr-b ocree oeco- oh-oh ohchr ohour ohrob oo-er oocre ooher ooooh ooooo oovoo orbec orech oreco oreo- orere orero orobe orobo oroch oroco oroer orube oruce oruch oruro orveh ouche oucho ouoro ource oure- ouver ouvre oveco over- overo r-co- rebbe rebec reber recce recco reche recue recur reece reech reere reerh reeve rehco reher rehoe rehue rere- reree rerob reuer revco rever revue rheo- rhoeo ro-ro robbe robbo robec rober robo- robor robur rocco roche rocor rocou rocov roero rohob rohov rohru rooer roore rooue roove rorbu rorer rouch rouer rouhe roure rover rubee ruber rubor rucer ruche ruere ruhub ruhve rurec u-cee uber- ubobo ucero uchee ucheh uchuu uh-ee uh-oh uh-uh uhecr uhhoh uhhuh uhuru uouee urech ureo- uroob urour urubu uruce urucu uuuuu uvrou v-bob v-bor veber vebre vecer veche vecov veeco veere veeve verbo verch verco vereb verre verve veuve vevce veveo vever voche voere voobu voore vooru vorbe vorce vorre vouch vouhe voure vrbov vrech vuere vuver