bbbb bbch bbci bblb bcbc bccc bcci bccl bcvo bhcc bhil bhoi bibb bibi bibl bibo bicc bich bici bico bihi bihl bili bill bilo bio- bioc bioi biol bivi bivl blic blio blob bloc bloo bobb bobi bobo boch boco bohl boho boi- boii boil boli boll bolo boob booc booh bool bovi bovo c-bo cbbc cbcc cbcl cbhl cblb cblc cbol cbvb ccbc cccb cccc ccci cccl cccv cchl ccic ccii ccil cciv cclc ccli cclv ccob ccoc ccvi ccvo chch chci chib chic chih chil chiv chlc choc choh choi chol choo chov chvo cibc cibi cibo cicc cich cici cico ciii cili cill cilo cilv ciob civc civh civo clib clic clii clio cliv clob cloo clvi cobb cobh cobi cobo coch coco coho coil col- colb coli coll colo coob cooh cool covo cvcc cvii h-ii hbic hbio hboc hcbc hccb hccc hcch hchi hhcl hhhh hi-c hi-v hibi hicc hich hico hihc hihi hiho hiil hili hill hilo hiob hioc hobo hoch hohl hoho hoil hol- holb holc holh holi holl holo hool hovi hvcc icbc iccb iccc icci iccl icco ichc ichi icho icll icoc ihcc ihob ihvh iihl iiii iiio iioi iioo ilbc ilic ilio ill- illi illo iloc iloo iobi ioci ioii ioio iolo iooi iooo ivbv ivic lbcc lcbc lccc lchc lhhh libc libo lich lico lih- lihi liho liii liiv lilb lili lill lilo lio- livi livo llcc lllc llll lloc lloo lo-v lob- lobb lobh lobi lobo locc loch loci loco lohi loho loic loli loll lolo loob looc lool lovo lvcc lvii lviv lvov obbo oboi obol obvi ocbc occc occi ochi oclc ohcc ohhi ohho ohio ohob ohoh oici oiii olbo olcc olib olic olio olli ollo olov olvi oobi ooho oolo oooh oooo ovi- ovil ovo- ovol ovoo vbcc vcbi vcci vhhh vic- vich vici vico vihi viii vili vill viol vivi vivo vlcc vlci vlli vloc voho voic voil voio volc voli voll volo vooc vool vvob vvvv