bbbb bbci bbin bbox bcbc bccc bcci bibb bibi bibo bicc bici bico biin bin- binc bini binn bino bio- bioc bioi bion biox bixi bnib bnin bnoc bobb bobi bobo boco boi- boii boin bonc boni bonn bono boob booc boon boox c-bo cbbc cbcc cbcn cbox ccbc ccbn cccb cccc ccci ccic ccii ccix ccnb ccnc ccni ccob ccoc ccxi cibc cibi cibo cicc cici cico ciii cin- cinc cini cino ciob cion cixi cnbc cnci cnco cnib cnic cobb cobi cobo coco coin coix con- conc coni conn cono coob coon cxii cxix cxxi cxxx i-no ibon ibox icbc iccb iccc icci iccn icco icnb icnc icoc icon iiii iiio iino iioi iioo inbo incb inci inco inni inno ino- inoi inon inox iobi ioci ioii ioio ioni ionn iono iooi iooo ixxi n-ii nbbc nbbo nbcc nbci nbco nbic ncbc ncbi nccc ncci nccn ncix ncnc ncoc nibi nibo nicc nici nico nini nino nion nioo nixi nnnn nobc nobi nobo noci noco noib noin noio noix non- noni nonn nono nonx noo- noob noon nooo obbo obin obix oboi obon obox ocbc occc occi occn ocin ocon oici oiii oion onc- onco onic onix onni onno onon oobi oooo oxi- oxic oxo- oxon oxox oxxo xbin xbox xcii xcon xibo xico xiii xion xixi xobc xoco xoxo xxii xxix xxxi xxxo xxxx