-ol b-u bbb bbc bbf bbg bbl bbo bbs bbu bcb bcc bcf bcg bcl bco bcs bcu bfb bfc bff bfg bfl bfo bfs bfu bgb bgc bgf bgg bgl bgo bgs bgu blb blc blf blg bll blo bls blu bob boc bof bog bol boo bos bou bsb bsc bsf bsg bsl bso bss bsu bub buc buf bug bul buo bus buu c-- cbb cbc cbf cbg cbl cbo cbs cbu ccb ccc ccf ccg ccl cco ccs ccu cfb cfc cff cfg cfl cfo cfs cfu cgb cgc cgg cgl cgo cgs cgu cl- clb clc clf clg cll clo cls clu co- cob coc cof cog col coo cos cou csb csc csf csg csl cso css csu cub cuc cuf cug cul cuo cus cuu fbb fbc fbf fbg fbl fbo fbs fbu fcb fcc fcf fcg fcl fco fcs fcu ffc fff ffg ffl ffo ffs ffu fgb fgc fgf fgg fgl fgs flb flc flf flg fll flo fls flu fob foc fof fog fol foo fos fou fsb fsc fsf fsg fsl fso fss fsu fub fuf fug ful fuo fus fuu gbc gbf gbg gbl gbo gbs gbu gcb gcc gcf gcg gcl gco gcs gcu gfb gfc gff gfl gfo gfs ggb ggc ggg ggo ggs ggu glb glc glf glg gll glo gls glu gob goc gof gog gol goo gos gou gsb gsc gsf gsg gsl gso gss gsu gu- gub guc guf gug gul guo gus guu lbb lbc lbf lbg lbl lbo lbs lbu lcb lcc lcf lcg lcl lco lcs lcu lfb lfc lff lfg lfl lfo lfs lfu lgb lgc lgf lgg lgl lgo lgs lgu llb llc llf llg lll llo lls llu lob loc lof log lol loo los lou lsb lsc lsf lsg lsl lso lss lsu lub luc luf lug lul luo lus luu ob- obb obc obf obg obl obo obs obu oc- ocb occ ocf ocg ocl oco ocs ocu of- ofb ofc off ofg ofl ofo ofs ofu ogc ogf ogg ogl ogo ogs olb olc olf olg oll olo ols olu oo- oob ooc oof oog ool ooo oos os- osb osc osf osg osl oso oss osu ou- ouc ouf oul ouo ous sbb sbc sbf sbg sbl sbo sbs sbu scb scc scf scg scl sco scs scu sfb sfc sff sfg sfl sfo sfs sfu sgb sgc sgf sgg sgl sgo sgs sgu slb slc slf slg sll slo sls slu sob soc sof sog sol soo sos sou ss- ssb ssc ssf ssg ssl sso sss ssu sub suc suf sug sul suo sus suu ubb ubc ubf ubg ubl ubo ubs ubu ucb ucc ucf ucg ucl uco ucs ucu ufc uff ufg ufl ufo ufs ufu ugb ugc ugf ugg ugl ugo ugs ugu ulb ulc ulf ulg ull ulo uls ulu uob uoc uog uol uoo uos usb usc usf usg usl uso uss usu uuc uug uus uuu

-ous bbbb bbbs bbfc bblb bbls bcbc bcbg bcbs bccc bccl bccs bcfc bcgs bcof bcos bcsc bcsl bcss bcuc bfcs bffl bffs bfgf bgfc bggs blcu blfc blls blob bloc blog bloo blou blss blub bluf blus bobb bobo bobs bobu boco bocs bocu boff bofs bofu bogg bogo bogs bolg boll bolo bols bolu boob booc boof boog bool boos bosc boso boss bosu bouf boul bous bscs bsfc bsff bsfs bsgs bslc bsos bssc bubb bubo bubs bubu bucc buco bucs bucu bufc buff bufo bugg bugo bugs bulb bulg bull buls bulu buol busc buss busu buus c-bo cbbc cbbs cbcc cbcl cbcs cbcu cbfb cbfc cbgb cblb cblc cbol cbsc cbus ccbc cccb cccc cccf cccl cccs cccu ccfc ccff ccfl ccgc ccgs cclc cclg ccls ccob ccoc ccsf ccsg ccsl ccss ccuc ccus cfbc cfbs cfcb cfcf cfcl cfco cfcs cffb cfgo cfgs cfls cfos cfsg cfsl cgcc cgcg cgfc cggs cgsb cgss clob clof clog cloo clos clou clsc club cobb cobo cobs cobu coco cocu cofc coff cofs cogo cogs col- colb coll colo cols colu coob coof cool coos cosc cosl coso coss coub coul cous csbf cscb cscc cscf cscl csco cscs csfc cslu csob csos csuf csus cub- cubb cubs cucc cufc cuff cufo culb culc cull culo culs cusb cusg cuso cuss cusu fbus fcbs fccf fcgs fcsc fcsl ffcc ffff ffss fgcs flcl flob floc flog floo flos flou flub fluf fluo flus fobs foco focs fofo fogg fogl fogo fogs folc foll folo fols foof fool foos fosb foso foss foug foul fous fscb fscc fsfo fsgs fssc fssf fubb fubs fubu fuc- fufc fuff fufu fugo fugs fugu full fuls fulu fusc fuso fuss fusu gbbo gbbs gbfc gc-c gcbc gccc gccf gccs gcfc gclc gcos gcss gcsu gfcf ggcl ggfg gggg ggss glbc glcc glfc glob glof glog glos glou glub glug gobl gobo gobs goff gofu gogo gogs golf goll golo gols golu goof goog gool goos goso goss gosu gou- gouf goug goul gous gsfc gsoc gsos gubb gubs gubu gufc guff gugb gugg gugu gulb gulf gull gulo guls gulu guos gusb guss guus lbcc lbos lbsc lbug lcbc lccc lccs lcfc lcfg lcls lcsc lfcc lgbu lgfl llbs llcc llcs llgc lllc llll lloc lloo lob- lobb lobo lobs locc loco locs locu loff log- logb logo logs loll lolo lols loob looc loof lool loos losc loso loss loul lous louu lsbu lscb lsco lscs lsfc lsof lsso lubs lucs luff lufu lugg lugo lugs lugu lull lulu luso luss obbo obls oblu obol obos obss obus ocbc occc oclc ocos ocul ofcl off- offc offo offs offu ofgo ofus ogb ogog ogou ogus olbo olcc olfs olgc ollo olof olog olos ooff oofs oolo oooo ooos oous oscc oscl osco oslo osoo osos ossb osso ossu osul oubs oucc oufc ouff ouls oulu ouu- s-os sbbs sbcc sbcs sbfc sbus sccc sccl sccs scfc scfg scgs