bbbee bebic becco becic beciu becov becue beebe beeve beibi beice beoci beuve bevce bevue bibbe bibbo bibic bibie bibio biebe bioci bioco bioue bivio bo-bo bobbi boboc bobov bocce bocci boece boibe boice booce booco bouce bouee bovec bovee bovi- bovio bubbe bucci bucco buceo bucic bucie bucov buici buvce c-evo ccccc cccii cccvi cciii ccvii cebec cebiv ceci- cecie ceco- ceibo ceoce cevio ciceu cicov ciovo civic civie co-bo co-co cobbe cobie cobue cocc- cocce cocci cocco coceo cocio cociu coeve coice cooee cooie couco couve coveo covic covie cubbe cubeb cubi- cubic cubie cubo- cubub cucei cucui cuevo cuoco cuvee cuvio cviii ebbie ebibe eboue eeeee eevee eieio eubie eveve evocb i-beo ibibo iceci icici icube iecee iiiee iiiii ioooi ioooo iveco ivivc ivube ivvvo obcov obeie obice oboue obvio occii ocice ocoee oeco- ooioo ooooo oovoo ovcie oveco ovivo u-cee ubobo ucoii uouee uuuuu v-bob vecov veeco veeve veive veuve vevce veveo vi-co vicci vicco vice- vicov vievo vivi- voice voici voicu voobu vucic