-aaa- aaarc aabaa aabba aabra aacbc aarau abaab ababa ababu abaca aback abaka abara abaru abbac abbar abbur abccc abkar abrac abrak abrar abura aburr acaca acacb acack acar- acara acaua accra accub accur acrab acuba acura akaba akbar akbuk akkra akkub akkur akrak akrar akuku akura ar-ab ara-c arab- araba araca arack araku arara araru arbab arbar arkar arrak arrau arrua aruaa aruac aruba arura aruru aukra aurar aurkc aurra b-r-k babak babar babau babka babra babur bacab bacar bacca back- backa bacu bakar bakau bakka bakra bakrc bakur baraa barab barac barak barar barba barbu barca bark- barka barra barru barua baruc baura bauru braak braca bracc brack brrar brrrr bruck bubba bubka bucak bucca bucka bucku bucur bukac bukk- buraa burak burca burck burcu burka burra burru buruc buruk c-a-c ca-ca caaba cabra cacak cacau cacu cakra caraa carab carac carak carau carb- carck cark- carra cauac cauca ccccc craba crabb crack cruck crura cuaba cubra cubub cucuk curac curar curau curua k-car k-rab kaaba kaabu kaaru kabaa kabab kabak kabar kabba kabru kabua kabur kacar kakar kakau kakka kakku kakra kakur karak karbu karka karku karuk karur kaura kauru kraak kraar krack kraka kuaka kuara kubau kubba kubra kucuk kukak kukar kukka kukua kukur kurak kurar kurbu kurka kurku kuruc kuruk ra-ra raaba raack rabab rabac rabak rabba racak racka rakaa rakab rccar ruaka ruark rubab rubba rubra rucka rurak rurka uacrr uraba urbar urubu urucu uuuuu