-aaa- aabaa aabba aabra aakko aarau abaab ababa ababu abaka abako abara abaru abava abbar abbou abbur abkar abkoo aboab abobo abook abora abovo abrak abrar abuko abura aburr akaba akabo akaoa akbar akbou akbuk akkra akkub akkur akobo akoka akoko akova akrak akrar akro- akuku akura ar-ab arab- araba arabo araku arara araru arava aravu arbab arbar arbok arbor arkar aroab aroar aroba aroor arora arrak arrau arrou arrua aruaa aruba arura aruru aruvu arvak arvar aukra aurar auro- auroa auror aurra aurva avara avaro avour avouu b-r-k baava babak babar babau babka baboo babou babra babur bakar bakau bakka bakoa bakov bakra bakur baoro baraa barab barak barao barar barba barbu bark- barka baro- baroa barok baroo baror barra barro barru barua barva baubo baura bauru bavar bavra bbook bo-bo boaro bobak bobar bobko bobok bobov bobr bokaa bokko bokok bokor bokov booba booko boora booru borak borau borba borbo borka borko borku boro- boroa borok boroo borou borov borra borro borvo bouar bouba bouka bouko boura braak brako brava bravo broak brobo brook brora brouk brova brrar brrrr bubba bubka bukk- bukor bukov buraa burak burao burka buroo burov burra burro burru buruk k-a-o k-rab k-rob kaaba kaabu kaaru kaava kaavo kabaa kabab kabak kabar kabba kabob kabou kabro kabru kabua kabur kakao kakar kakau kakka kakko kakku kako- kakra kakur kaooa kaoru karak karbu karka karku karob karok karoo karuk karur kauko kaura kauro kauru kavak kavar kavka kavur ko-ko koara kobar kobra kobru kobuk kokab kokak kokka kokko kokor kokou kokra kokur kooba kooka kooru korab korak korba korbo korku koroa koror korra korro koruk kouba kouka koura kouva kovak kovar kovor kovur kraak kraar kraka kuaka kuara kubau kubba kubok kubra kukak kukar kukav kukka kukko kukok kukua kukur kurak kurar kurbu kurka kurku kurov kuruk kuvva o-r-b oaror obaba obaku obara obava obora oboro obrab obrok obrov obrva okaka okara okkur okobo okoro okubo okuka okuku okura okuru ooooo oovoo oraba orara orava orobo oroua oruku oruro orvar ouaka ouako ouara ouoro ourba ovaka ovako ovar- ovaro ra-ra raaba raaor rabab rabak rabba rabor rabou rakaa rakab rakov ravak ravar rkavv ro-ro roark robab robak robar robbo robo- robor robur rokkk rokua rooba rorbu rorra rouba rouko roura rouva ruaka ruark rubab rubba rubor rubra rurak rurka uaroo ubava ubobo ukobu uraba urbar uroob urour urrao urubu uuork uuuuu uvrou v-bob v-bor vaara vaavu vakko vaour varab varak varbo varor varra varro varva vaura vavar vavra vokov voobu vooru vorab vorau vorra vraka vrbka vrbov