bbbb bbci bblb bcbc bccc bcci bccl bcuc bcvo bibb bibi bibl bibo bicc bici bico biji bijl biju bili bill bilo bilu bio- bioc bioi biol biou bivi bivl bjcc bjuv blcu blic blio blob bloc bloo blou blub bobb bobi bobo bobu boco bocu boi- boii boil boiu boji bojo boju boli boll bolo bolu boob booc bool boul bovi bovo bubb bubi bubo bubu bucc buci buco bucu buic buiu buji bujo buju bulb buli bull bulu buol c-bo cbbc cbcc cbcl cbcu cblb cblc cbol cbvb ccbc cccb cccc ccci cccl cccu cccv ccic ccii ccil cciv ccjo cclc ccli cclv ccob ccoc ccuc ccvi ccvo cibc cibi cibo cicc cici cico cicu ciii cili cill cilo cilv ciob ciuc civc civo cjbc cjcb cjcj cjcl cjic cjli cjlo cjlv cjob cjoi cjul cjvb clib clic clii clio cliv clob cloo clou club cluj clvi cobb cobi cobo cobu coco cocu coil cojo col- colb coli coll colo colu coob cool coub coul covo cub- cubb cubi cucc cuci cui- cuil cujo cuju culb culc cull culo cvcc cvii icbc iccb iccc icci iccl icco iccu icll icoc icub iiii iiio iioi iioo iiuc ijji ijui ilbc ilic ilio ill- illi illo iloc iloo iluv iobi ioci ioii ioio iolo iooi iooo iucc iucv iuiu ivbv ivic jbob jcbc jccc jcci jcvi jibb jibi jiji jiju jili jill jilu jjcc jobo jobu joco jocu joio joji jojo joli joll jolo jool joul jovi jovo jubu juco jucu juju juli juul lbcc lcbc lccc libc libo libu lico liii liiv lij- lilb lili lill lilo lilu lio- livi livo llcc lllc llll lloc lloo lo-v lob- lobb lobi lobo locc loci loco locu loic loiu lojo loli loll lolo loob looc looj lool loui loul louu lovo luci luju luli lull lulu lvcc lvii lviv lvov obbo oblu oboi obol obvi ocbc occc occi oclc ocul oici oiii olbo olcc olib olic olio olju olli ollo olov olvi oobi ooij ooji oolo oooo oucc ouii ouju oulu ouu- ovi- ovil ovo- ovol ovoo ubbi ubbo ubic ubii ubli ublo uboc ucbc ucci ucil ucio ulbc ulcc ulco ulic ulli ullo ulo- uloc ulul ulvi uocc uolc uovo uulu uuoc uuuu uv-b uv-c uvic uvvu vbcc vcbi vcci vic- vici vico viii viji vili vill vilu viol vivi vivo vlcc vlci vlli vloc voic voil voio volc voli voll volo vooc vool voul vuco vull vvob vvvv