bbbb bbci bblb bcbc bcbg bccc bcci bccl bcuc bcvo bibb bibi bibl bibo bicc bicg bici bico bigb bigc bigg bigo bigu bili bill bilo bilu bio- bioc biog bioi biol biou bivi bivl blcu blic blio blob bloc blog bloo blou blub bobb bobi bobo bobu boco bocu bogg bogi bogo boi- boii boil boiu bolg boli boll bolo bolu boob booc boog bool boul bovi bovo bubb bubi bubo bubu bucc buci buco bucu bugg bugi bugo buic buiu bulb bulg buli bull bulu buol c-bo cbbc cbcc cbcl cbcu cbgb cblb cblc cbol cbvb cbvg ccbc cccb cccc ccci cccl cccu cccv ccgc ccic ccii ccil cciv cclc cclg ccli cclv ccob ccoc ccuc ccvi ccvo cgcc cgcg cibc cibi cibo cicc cici cico cicu cigi cigu ciii cili cill cilo cilv ciob ciuc civc civo clib clic clig clii clio cliv clob clog cloo clou club clvi cobb cobi cobo cobu coco cocu cogi cogo coil col- colb coli coll colo colu coob cool coub coul covo cub- cubb cubi cucc cuci cui- cuil culb culc cull culo cvcc cvii gbbo gc-c gcbc gccc gcic gcii gciv gclc gcov ggcl gggg gibb gigg gigi gigo gilg gili gill gilo giog gioi glbc glcc gli- glib glic glob glog glou glub glug glui gluv gobi gobl gobo gogi gogo goli goll golo golu goog gooi gool gou- goug goul govi gubb gubi gubu guci gugb gugg gugi gugu guib guil gulb guli gull gulo gulu gvvv i-go icbc iccb iccc icci iccl icco iccu icgc icll icoc icub igbc igbo igcc igil igli iglo iglu igoo iiii iiio iioi iioo iiuc ilbc ilic ilio ill- illi illo iloc ilog iloo iluv iobi iocg ioci ioii ioio iolo iooi iooo ioug iucc iucv iuiu ivbv ivic ivig lbcc lbug lcbc lccc lcvg lgbu lgov libc libo libu lico ligc ligg ligi ligo liig liii liiv lilb lilg lili lill lilo lilu lio- livi livo llcc llgc lllc llll lloc lloo lo-v lob- lobb lobi lobo locc loci loco locu log- logb logi logo loic loiu loli loll lolo loob looc lool loui loul louu lovo luci lugg lugi lugo lugu luli lull lulu lvcc lvii lviv lvov obbo oblu oboi obol obvi ocbc occc occi oclc ocul ogb oggi ogli ogog ogoi ogou ogui oici oigo oiii olbo olcc olgc olib olic olig olio olli ollo olog olov olvi oobi oolo oooo oucc ouii oulu ouu- ovi- ovil ovo- ovol ovoo ubbi ubbo ubic ubii ubli ublo uboc ucbc ucci ucil ucio ugcc ugcg uggo ugli ugol uguu ulbc ulcc ulco ulic ulli ullo ulo- uloc ulog ulul ulvi uocc uolc uovo uulu uuoc uuuu uv-b uv-c uvgi uvic uvvu vbcc vcbi vcci vcug vgcc vic- vici vico vigo viii vili vill vilu viol vivi vivo vlcc vlci vlgc vlli vloc vlog vlug vogl vogu voic voil voio volc voli voll volo vooc voog vool voul vuco vugg vugo vulg vull vvob vvog vvvv