bbbee be-er be-ro beber bebic becco becic beebe beeri beibi beice beier beire beoci beoir berbe berec berei berie berio berob beroe beror berow berre berri berwe bewer bibbe bibbo biber bibic bibie bibio bibow bibri bicer biebe biere bieri bioci bioco biore birie biroc biwer bo-bo bobbi boboc bobr bobre bobri bocce bocci bocor boece boero boibe boice boier boire boiro booce booco booer boore boowe borbo borce borci borec boree borer boric borio boro- boroo borow borre borro borwe bower bowie bowow bowre brece breer breo- breoc brere brewe bribe brice brico briec brier brobo broce broer browe brrrr c-cor ccccc cccii cciii cebec ceber ceci- cecie ceco- cecri ceere ceibo ceoce ceoor cerc- cerce cerci cerco cerec cerer ceric cerie cerio cero- ceroc cerre cerro ciber cibir cicer circe circo ciric cirie cirio cirr- cirri cirro co-bo co-co cobbe cobie cobre cocc- cocce cocci cocco coceo cocio cocir cocow coice coire coiro cooee cooer cooie coore corbe corbi corbo corce core- coree corer corie corio coro- coroi corre corri coweb cowee cower cowie cowre crebe crece creer creio creo- crewe cribb cribe cribo crice crier crio- croce croci croco crooe crore crowe cwire ebber ebbie ebibe ebrio ecori eeeee eerie eieio eirie eorre erbbe erber erere erewe ericb erice erier eriic erio- eroor erore errew error i-beo ibero ibibo ibore icbrr iceci icici icier iecee ieiri ierei ieroe iiiee iiiii ioooi ioooo iorio ircii irece irewe irico irobo irori iwccw iwere iwiec iwore iworo iwowe o-r-b obeie obice oboow oboro obowo obreb obrow occii ocice ocoee ocr-b ocree ocrie oeco- oeiro oo-er oocre ooioo ooooo oorie oowee orbec orbic orebi oreco oreo- oreoi orere orero oribe oribi orice orobe orobo oroco oroer orrow orwoe owre- owwie r-co- rcirc rebbe rebec reber recce recco recio reece reere reewe reice reowe rere- reree reric rerir rerob rerow rewer ribbi ribce riber ribie ribo- ricci ricco ricer ririe ro-ro robbe robbi robbo robec rober robic robie robo- robor rocco rocio rocor roero roewe rooer roore rorer roric rowce rower rowwe webbe weber webwe weere weero weibo weier weire weorc weore weowe werbe werbi werce were- werei werew werie werre wi-wi wibro wicie wicor wiebe wirer wirie wirwe woebe woice woobi wooer woore woori woree worie worow worre wowee wowie wowio wowow wrier wroie wrowe ww-ii wwiii wwwww