bbbee bbook bebek beebe beeke bekke bekko bekok bembe bembo bo-bo bobek bobko bobok boeke boeme bokeo bokko bokok bombe bombo bomme booke booko boomb bouee bouke bouko bubbe bukk- bukom bumbo bumbu bumme ebeko ebook eboue eeeee ekbom ekeko ekmek ekuku embee embue eomuk eum-u kebbe kebek kebmo kebob kekem kembo kemme ko-ko kobee kobuk kokko kokou kokum kombe kombo kombu komku kubek kubok kukko kukok kumbo kumeu kumuk mbebe mbeku mbube mebbe meebo meemu mekko membe meoke mmmmm mobee mobme moeme mokke mokko mokuk mokum mombo mombu momme momoe mookk mouke mukke mumbe mumbo mumme mummu mumok oboue okeke okemo okobo okome okubo okuku okume ombe- omemo omuku ooooo oueme ubobo ubume ukeke ukobu umbe- umeko umeme uouee uuuuu