b-u bbb bbk bbo bbr bbu bkb bkk bko bkr bkv bob bok boo bor bou bov brb brk bro brr bru brv bub buk buo bur buu bvb bvk bvo bvr bvu bvv kbb kbk kbo kbr kbu kkb kkk kkr kku kkv kob kok koo kor kou krk kro krr kru krv kub kuk kur kuu kvb kvk kvo kvr kvv ob- obb obk obo obr obu obv okb okk oko okr oku oo- oob ook ooo oor oov or- orb ork oro orr oru orv ou- ouk ouo our ov- ovb ovo ovv rbb rbk rbo rbr rbu rkb rkk rko rku rkv rob rok roo ror rou rov rrb rrk rrr rru rub ruk ruo rur ruu ruv rvb rvo rvr rvu rvv ubb ubk ubo ubr ubu ubv ukb ukk ukr uku uob uok uoo uor ur- urb urk uro urr uru uur uuu uvb uvo uvu uvv vbk vbo vbr vbv vkb vob vok voo vor vou vov vrb vrk vrr vru vuk vur vuv vvb vvo vvr vvv

bbbb bobb bobo bobu boko boku boob book boor bor- bork boro borr boru bouk bour bovo brkb brob brok broo bror brou brrr bruv bubb bubo bubu bukk buko buku bur- burb burk buro burr buru kbbb kbbk kbbo kbbr kbbu kbkb kbkk kbko kbkr kbkv kbob kbok kboo kbov kbrb kbrk kbro kbru kbrv kbub kbuk kbur kbuu kbvb kbvo kbvr kbvu kkbb kkbo kkbr kkkk kkob kkoo kkor kkov kkrb kkrk kkro kkrr kkrv kkuu kkvr kkvu kkvv kobb kobk kobo kobr kobu kokb kokk koko kokr koku koob kook kooo koor koou koov korb kork koro korr koru korv koub kour kouu kovk kovo kovr krbb krbk krbr krkk krko krkr krku krkv krob krok kroo kror krov krrb krrk krro krrr kruk krur krvb krvk krvo krvr krvv kubb kubo kubr kubu kukk kuku kuok kuoo kurb kurk kuro kurr kuru kurv kuub kuuk kuur kuuu kuvo kuvr kvbr kvob kvok kvoo kvor kvou kvov kvro kvrr kvrv kvuu kvvr kvvv obbo obkb obok obor obro okko okok okor okro okur ooku oooo orbb orbo orbu orko oro- orok oror orro orub orvr our- ouro ouu- ovo- ovoo rbbb rbbr rob- robb robo robu rokk roko rokr roku roob rook roor rork roro roru roub rouk rovo rrrr rubb rubu rukk ruku ruok ruro ruru ruvu ubbo ukko ukok ukur uor- uovo uro- urok uroo uruk urur uuuu uv-b uvok uvvu vkor voor vor- voro voru vouk vour vovk vruk vuku vurb vvob vvvv

b-r-k bbook bo-bo bobko bobok bobov bobr bokko bokok bokor bokov booko booru borbo borko borku boro- borok boroo borou borov borro borvo bouko brobo brook brouk brrrr bukk- bukor bukov buroo burov burro burru buruk k-rob ko-ko kobru kobuk kokko kokor kokou kokur kooru korbo korku koror korro koruk kovor kovur kubok kukko kukok kukur kurbu kurku kurov kuruk o-r-b oboro obrok obrov okkur okobo okoro okubo okuku okuru ooooo oovoo orobo oruku oruro ouoro ro-ro robbo robo- robor robur rokkk rorbu rouko rubor ubobo ukobu uroob urour urubu uuork uuuuu uvrou v-bob v-bor vokov voobu vooru vrbov

bbbbbb bobkov bobovo bobrok bobrov bokoro booboo borbor borkou boroko bororo borovo boubou boukou bourou brokkr brovko brubru bububu bukkur bukovo bukuru burbur burovo buruku koboko kokoku kokoro kokubo kookoo korkor kororo korubo koruru koubou koukou kouoro kourou kovrov kovvur krkovo kukovo kurkov kuroko kururu ookroo oooooo orrour robovo rokkor rokuko rokuro rubro- vrbovo vukovo vvvvvv

bbbbbbb bok-bok boo-boo boobook bourrou brokour kobroor kokorou kor-kor korbovo korkoro korobov korovou oroboro rubbour ububboo voorbok

bbbbbbbb bo-bo-bo borovkov broubrou buruburu kobukuro kokborok korobkov kukukuku kukuruku kuruburu kurukuru rokkurro rokovoko ubbubboo vorovoro

borborbor koukourou

kouroukoro kukkurukuu vourvourou

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