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bbbb bbci bcbc bccc bcci bibb bibi bibo bicc bici bico bio- bioc bioi bobb bobi bobo boco boi- boii boob booc c-bo cbbc cbcc ccbc cccb cccc ccci ccic ccii ccob ccoc cibc cibi cicc cici cico ciii ciob cobb cobi cobo coco coob icbc iccb iccc icci icco icoc iiii iiio iioi iioo iobi ioci ioii ioio iooi iooo obbo oboi ocbc occc occi oici oiii oobi oooo

bibbo bibic bibio bioci bioco bo-bo bobbi boboc bocci booco ccccc cccii cciii co-bo co-co cocc- cocci cocco cocio ibibo icici iiiii ioooi ioooo occii ooioo ooooo

bbbbbb bicioc bobbio boboci boccob bocoio booboo ciocci cobbob cocci- cocco- cococo coocoo ibibio iiooio oooooo

bbbbbbb biobio boo-boo

bbbbbbbb bo-bo-bo i-ii-iii iooooooo

bobbi-bobbi

bbbbbbbbbbbbbbb ccccccccccccccc ioooooooooooooo