-aaa- aabaa aabba aakko abaab ababa abaka abako abana abank abann abano abaon abava abban abkoo abnak aboab abobo abona abono abook aboon abovo akaba akabo akana akaoa akban akobo akoka akoko akona akono akova anaba anaka anana anava anban ankaa annan anoak anoba anoka anona anono anoon anova anovo avana baava babak baban babka baboo bakan bakka bakoa bakon bakov banak banan banba banka banna banon banov bavan bavon bbook bo-bo boann boano bobak boban bobko bobok bobov bokaa bokko bokok bokov bonab bonan bonao bonka bonon bonva booba booko boonk bovan k-a-o kaaba kaava kaavo kabaa kabab kabak kaban kabba kabob kakan kakao kakka kakko kako- kakon kanab kanak kanka kanna kanno kanon kanoo kanva kaona kaooa kavak kavan kavka kbank knokk ko-ko koban kokab kokak kokan kokka kokko kokna konak konan konka konna konno kooba kooka koona kovak kovan kovna kovno naaak naban nabao nabba naboa nabob naboo nakao nakba nakoo nanak nanan nanao nanka nann- nanna nanno nano- nanoa nanon nanov nanva naoko navan navon nbaon nkana nnooo no-no noank noboa nobob nokko nokon nona- nonan nonka nonna nonno novak novo- o-bon obaba obava okaka okano okkan okobo onaka onano onaon onavo onoba onoon ooooo oovoo ovaka ovako v-bob vaana vakko vakon vanab vanak vanan vanna vanov vaona vavan vokov vonko