-aaa- aaaah aabaa aabba aabra aahaa aakko aarah aaroh abaab ababa abaka abako abara abbar abhar abhor abkar abkoo aboab abobo aboha abook abora abrak abrar ahhaa ahhha ahoah ahoko ahora ahrab ahrar ahrok akaba akabo akaoa akbah akbar akhba akhrr akkra akobo akoka akoko akrak akrar akro- ar-ab arab- araba arabo arara arbab arbar arbok arbor arhar arkar arkha aroab aroar aroba aroha aroor arora arrah arrak arrha b-r-k babak babar babka baboo babra bahar bahor bahra bakar bakho bakka bakoa bakra baobh baoro baraa barab barak barao barar barba barha bark- barka baro- baroa barok baroo baror barra barro bbook bhara bhook bhora bo-bo bo-ho boaro bobak bobar bobko bobok bobr bohok bohor bohra bokaa bokko bokok bokor booba booko boora borah borak borba borbo borka borko boro- boroa borok boroo borra borro braak brako broak brobo broha brook brora brrar brrrr h-bar ha-ha habab habba habbo habra habro hahha hakha hakka hakor harab harar harbo harka haroa harra harro hhhhh ho-ho ho-oh hoark hobab hobah hobba hobor hobro hokah hooah hooha hooka hoora horah horka horra horro k-a-o k-rab k-rob kaaba kabaa kabab kabah kabak kabar kabba kabob kabro kahab kahak kahar kakao kakar kakha kakhk kakka kakko kako- kakra kaooa karah karak karha karka karkh karob karok karoo khaar khaba khakh khara khark khora khoro ko-ko koara kobar kobra kohak kohar kokab kokak kokka kokko kokor kokra kooba kooka korab korah korak korba korbo korha koroa koror korra korro kraak kraar kraka o-r-b oaror obaba obara obhor obora oboro obrab obrok oh-oh oh-ok ohaba ohara ohoba ohoka ohrob okaka okara okobo okoho okoro ooooh ooooo oorah oraba orara orobo oroha ra-ra raaba raakh raaor rabab rabah rabak rabba rabha rabor rahab rakaa rakab rakah rharb rhoka ro-ro roark robab robak robar robbo robo- robor rohob rokkk rooah rooba rookh rorra