bbbee be-er be-ro beber bebic becco becic beciu becue beebe beeri beibi beice beier beire beoci beoir beour berbe bercu berec berei berie berio beriu berob beroe beror berre berri berru beuer beure bibbe bibbo biber bibic bibie bibio bibri bicer biebe biere bieri bioci bioco biore bioue birie biroc birou birur biure bo-bo bobbi boboc bobr bobre bobri bocce bocci bocor boece boero boeur boibe boice boier boire boiro booce booco booer boore booru borbo borce borci borec boree borer boric borio boro- boroo borou borre borro bouce bouee bouer boure bouri brebu brece breer breo- breoc brere breu- bribe brice brico briec brier briou brobo broce broer broue brrrr bruce bruer bruiu bruri bubbe buber bucci bucco buceo bucic bucie bucur buici buire burcu buric burie burio buroo burri burro burru buruc c-cor ccccc cccii cciii cebec ceber ceci- cecie ceco- cecri ceere ceibo ceoce ceoor cerbu cerc- cerce cerci cerco cerec cerer ceric cerie cerio cero- ceroc cerou cerre cerro ciber cibir cicer ciceu circe circo ciric cirie cirio cirr- cirri cirro co-bo co-co cobbe cobie cobre cobue cocc- cocce cocci cocco coceo cocio cocir cociu cocur coeur coice coire coiro cooee cooer cooie coore corbe corbi corbo corbu corce core- coree corer coreu corie corio coro- coroi corre corri couco couer courb coure couri couru crebe crece creer creio creo- creu- creue cribb cribe cribo crice crier crio- croce croci croco crooe crore cruce cruor crure cubbe cubeb cuber cubi- cubic cubie cubo- cubub cucei cucui cuero cuire cuoco cuore curbi curce curer curic curie curio curre curri curro ebber ebbie ebibe eboue ebrio ebure ecori eeeee eerie eieio eirie eorre erbbe erber erere ericb erice erier eriic erio- eroor erore error eubie eubro eucre euric euro- eurre i-beo ibbur ibero ibibo ibore icbrr iceci icici icier icube iecee ieiri ierei ieroe iiiee iiiii ioooi ioooo iorio ircii irece irico irobo irori irour iurie o-r-b obeie obice oboro oboue obreb occii occur ocice ocoee ocr-b ocree ocrie oeco- oeiro oo-er oocre ooioo ooooo oorie orbec orbic orebi oreco oreo- oreoi orere orero oribe oribi orice orobe orobo oroco oroer orube oruce oruro ouir- ouoro ource oure- ouric ourie r-co- rcirc rebbe rebec reber recce recco recio recue recur reece reere reice rere- reree reric rerir rerob reuer reuir ribbi ribce riber ribie ribo- ricci ricco ricer riceu ririe riuer ro-ro robbe robbi robbo robec rober robic robie robo- robor robur rocco rocio rociu rocor rocou roero rooer roore rooue rorbu rorer roric rouer roure rubbi rubee ruber rubie rubio rubor rucci rucer ruere ruiru rurec ruric u-cee uber- ubirr ubobo ucero ucoii uiro uouee urbic ureic ureo- uribe uric- uroob urour urric urubu uruce urucu ururi uuuuu