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bbbb bobb bobo bobu boko boku boob book boor booz bor- bork boro borr boru borz bouk bour bozo brkb brob brok broo bror brou broz brrr bruz bubb bubo bubu bukk buko buku bur- burb burk buro burr buru burz buuz buzz bzou bzrk bzzz kbbb kbbk kbbo kbbr kbbu kbbz kbkb kbkk kbko kbkr kbkz kbob kbok kboo kboz kbrb kbrk kbro kbru kbrz kbub kbuk kbur kbuu kbuz kbzo kbzu kbzz kkbb kkbo kkbr kkbz kkkk kkob kkoo kkor kkoz kkrb kkrk kkro kkrr kkrz kkuu kkzu kkzz kobb kobk kobo kobr kobu kokb kokk koko kokr koku kokz koob kook kooo koor koou kooz korb kork koro korr koru koub kour kouu kozb kozk kozo kozr kozu krbb krbk krbr krbz krkk krko krkr krku krkz krob krok kroo kror kroz krrb krrk krro krrr krrz kruk krur kruz krzk krzr krzz kubb kubo kubr kubu kukk kuku kuok kuoo kurb kurk kuro kurr kuru kurz kuub kuuk kuur kuuu kuuz kuzu kuzz kzbb kzbk kzbr kzbz kzkr kzkz kzoo kzor kzoz kzrb kzrk kzro kzrr kzrz kzuu kzuz kzzb kzzk kzzo kzzr kzzz obbo obkb obok obor obro okko okok okor okro okur ooku oooo orbb orbo orbu orko oro- orok oror oroz orro orub orzk orzo orzu our- ouro ouu- ouzo rbbb rbbr rob- robb robo robu rokk roko rokr roku roob rook roor rooz rork roro roru roub rouk rouz rozz rrrr rubb rubu rukk ruku ruok ruro ruru ubbo ukko ukok ukur uor- uro- urok uroo uruk urur uruz uuuu z-ro zobo zoku zoo- zook zorb zork zoro zouk zozo zozu zubo zubr zubu zuko zukr zuoz zurb zurr zuru zuuk zuzu zzzz

b-r-k bbook bo-bo bobko bobok bobr bokko bokok bokor booko bookz booru borbo borko borku boro- borok boroo borou borro borzu bouko bozok bozoo brobo brook brouk brrrr bruzz bukk- bukor buroo buroz burro burru buruk buzuk buzzr k-rob ko-ko kobru kobuk kobuz kokko kokor kokou kokur kooru korbo korku koror korro koruk kozub kubok kukko kukok kukur kurbu kurku kuruk kuzbu o-r-b oboro obrok obzor okkur okobo okoro okubo okuku okuru ooooo orobo oruku oruro ouoro ozoro ro-ro robbo robo- robor robur rokkk rorbu rouko rubor ubobo ukobu uroob urour urroz urubu uuork uuuuu zokor zorbo zorko zorro zu-zu zubko zubuk zukor zzzzz

bbbbbb bobrok bokoro booboo borbor borkou boroko bororo boubou boukou bourou brokkr brubru bububu bukkur bukuru burbur buruku koboko kokoku kokoro kokubo kookoo korkor kororo korubo koruru koubou koukou kouoro kourou kozoku kuroko kururu kuzuko ookroo oooooo orozko orrour rokkor rokuko rokuro rubro- rukozo zoozoo zorzor zoukou zouzou

bbbbbbb bok-bok boo-boo boobook bourrou brokour kobroor kokorou kor-kor korkoro oroboro ozkok rozborz rubbour ububboo zou-zou

bbbbbbbb bo-bo-bo broubrou buruburu buzzbuzz kobukuro kokborok kukukuku kukuruku kuruburu kurukuru rokkurro ubbubboo zuzzurro

borborbor bouzourou koukourou

kouroukoro kukkurukuu

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