bbbb bbci bbcm bblb bcbc bccc bcci bccl bccm bibb bibi bibl bibo bicc bici bico bili bill bilo bimo bio- bioc bioi biol blic blim blio blob bloc blom bloo bmci bmic bmmi bmoc bobb bobi bobo bocm boco boi- boii boil boim boli boll bolm bolo bomb bomi boob booc bool boom c-bo cbbc cbcc cbcl cbcm cblb cblc cbol ccbc cccb cccc ccci cccl cccm ccic ccii ccil ccim cclc ccli cclm ccmb ccmc ccmm ccob ccoc ccom cibc cibi cibo cicc cici cico ciii cili cill cilo cimb cimi ciml cimm cimo ciob clib clic clii clim clio clob clom cloo cmbc cmcc cmii cmli cmll cmmb cmmc cmmi cmml cmoc cobb cobi cobo coco coil col- colb coli coll colm colo com- comb comc coml comm como coob cool coom ibbm ibim ibml icbc icbm iccb iccc icci iccl icco icll icmc icmi icmm icoc icom iiii iiio iimc iioi iioo ilbc ilbm ilic ilio ill- illi illo ilmo iloc iloo imbi imcb imci imco imli immi immo iobi ioci ioii ioio iolo iomo iooi iooo lbcc lbmc lcbc lccc lccm libc libo lico liii lilb lili lill lilo limb limc limi liml limm limo lio- liom llcc lllc llll lloc lloo lmbo lmcc lmii lob- lobb lobi lobo locc loci loco loic loli loll lolo lomb lomi lomm lomo loob looc lool loom mbci mbim mbio mcbc mcbi mccc mcci mccl mcic mcii mcil mcli mcmc mcmi mcml mibc micc mici mico miii miio mili mill milo mim- mimi mimo mio- miol mlcc mlii mmcc mmci mmcl mmcm mmic mmii mmli mmmc mmmm mobb mobi mobo mocl moco moii moil moio moli moll molo momi momo moob mooc mool obbo oboi obol ocbc occc occi oclc ocml ocom oici oiii oimb olbo olcc olib olic olim olio olli ollo olmi olmo olom ombo omic omim omio omo- omoi omoo oobi oolo oooo