bbbb bblb bbng bcbc bcbg bccc bccl bgon blno blob bloc blog blon bloo bnoc bobb bobo boco bogg bogo bolg boll boln bolo bonc bong bonn bono boob booc boog bool boon c-bo cbbc cbcc cbcl cbcn cbgb cblb cblc cbln cbol ccbc ccbn cccb cccc cccl ccgc cclc cclg ccnb ccnc ccob ccoc cgcc cgcg clob clog clon cloo cnbc cnbl cnco cobb cobo coco cogo col- colb coll coln colo con- conc cong conn cono coob cool coon gbbo gbon gc-c gcbc gccc gclc ggcl gggg glbc glcc glob glog gncc gngc gnoo gobl gobo gogo goll golo gon- gong gonn gono goog gool goon lbcc lcbc lccc llcc llgc lllc llll lloc lloo lob- lobb lobo locc locn loco log- logb logo loll lolo long lono loob looc lool loon nbbc nbbo nbcc nbco ncbc nccc nccn nclc ncln ncnc ncoc ngol ngon nlcc nlgn nngn nnnn nobc nobo nocl noco nogg nogo noll nolo non- nong nonn nono noo- noob nool noon nooo obbo obol obon ocbc occc occn oclc ocon ogb ognl ogog ogon olbo olcc olgc ollo olog olon onc- onco ongo onno onon oolo oooo