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bbbb bibb bibi bibo bio- bioi birb biri biro birr bivi bobb bobi bobo boi- boii boob boor bor- bori boro borr bovi bovo brio brob broo bror brrr brvi ibri ibro iiii iiio iioi iioo iobi ioii ioio iooi iooo iori iri- irio irob irov irri ivbv ivor obbo oboi obor obri obro obvi oiii oobi oooo orbb orbi orbo ori- orio oro- oror orri orro orvr ovi- ovo- ovoo rbbb rbbr rib- ribo riri rivo rob- robb robi robo roio roir roob rooi roor rori roro rovi rovo rrrr viii virb viri viro virr vivi vivo voio voir voor vor- vori voro vrio vvob vvvv

bibbo bibio bibri bivio bo-bo bobbi bobov bobr bobri boiro borbo borio boro- boroo borov borro borvo bovi- bovio brivo brobo brrrr ibibo iiiii ioooi ioooo iorio irobo irori ivvvo o-r-b oboro obrov obvio ooioo ooooo oovoo oribi orobo oviri ovivo ribbi ribo- ro-ro robbi robbo robo- robor rovio rvivr v-bob v-bor viiri virii viro- vivi- vivir vrbov

bbbbbb bibiri biobor biribi birori bobbio bobiri bobovo bobrov booboo borbor bororo borovo bribir bribri brivio ibibio iiooio oooooo orobii robbio robovo vibrio vibro- virovo vrbovo vvvvvv

bbbbbbb biobio boo-boo oroboro robiboo

bbbbbbbb bo-bo-bo i-ii-iii i-iv-v-i iooooooo riroriro roborior vorovoro

biro-biro borborbor vi-ii-v-i

bobbi-bobbi

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