-aaa- aaaoc aabaa aabba aacbc abaab ababa ababu abaca abaco abana abanc abann abano abaon abbac abban abbou abcan abccc abnub aboab abobo abona abono aboon abuna acaca acacb acana acaua accub acou- acoua acouo acuba anaba anaco anana anaua anaun anban ancon annan annua anoba anona anono anoon anoun aubun aucan aucun aunac aunc- aunon aunou baban babau baboo babou bacab bacao bacca bacco bacon bacu bacun banan banau banba banca banco banna bannu banon banou baubo bauno bo-bo boaco boann boano bobac boban boboc bocac bocao bocca bocna bocoa bocon bonab bonan bonao bonon bonou booba booco bouan bouba bouca bouna bubba bubon bucan bucca bucco bunab bunac bunan bunau bunco bunna bunun buona buono c-a-c ca-ca caaan caaba caano caban cabob caboc cabon cacao cacau caco- cacoa cacu canan canao canna canoa canon canoo canou canuc canun caoba cauac cauca cauco caun- cauna ccccc cnnnn co-bo co-co coana coban cocao cocc- cocco cocoa cocon conan conca conco conna connu cono- conob conon cooba couac couba couco cuaba cuban cubao cubo- cubub cunac cunan cunco cuoco naban nabao nabau nabba naboa nabob naboo nabou nabua nacaa nacac nacba naccc nacna nanan nanao nanbu nann- nanna nanno nano- nanoa nanoc nanon nanou nbaon nnooo no-no noboa nobob nobuo nocab nocan non-u nona- nonac nonan nonna nonno noonu nouna nu-nu nuabu nubao nucca nunan nunca nunna nunon nunun o-bon obaba ocana onabc onano onaon onco- onnbc onoba onoon onuca ooooo ouona u-con ubobo uconn unaco unban uncon unnao unnau unnun unona uuuuu