-ic -ol b-u bbb bbc bbg bbi bbl bbo bbs bbt bbu bcb bcc bcg bci bcl bco bcs bct bcu bgb bgc bgg bgi bgl bgo bgs bgt bgu bi- bib bic big bii bil bio bis bit biu blb blc blg bli bll blo bls blt blu bob boc bog boi bol boo bos bot bou bsb bsc bsg bsi bsl bso bss bst bsu btb btc btg bti btl bto bts btt btu bub buc bug bui bul buo bus but buu c-- cbb cbc cbg cbi cbl cbo cbs cbt cbu ccb ccc ccg cci ccl cco ccs cct ccu cgb cgc cgg cgi cgl cgo cgs cgt cgu ci- cib cic cig cii cil cio cis cit ciu cl- clb clc clg cli cll clo cls clt clu co- cob coc cog coi col coo cos cot cou csb csc csg csi csl cso css cst csu ctb ctc ctg cti ctl cto cts ctt ctu cub cuc cug cui cul cuo cus cut cuu gbc gbg gbi gbl gbo gbs gbt gbu gcb gcc gcg gci gcl gco gcs gct gcu ggb ggc ggg ggi ggo ggs ggt ggu gib gic gig gii gil gio gis git giu glb glc glg gli gll glo gls glt glu gob goc gog goi gol goo gos got gou gsb gsc gsg gsi gsl gso gss gst gsu gtb gtc gtg gti gtl gto gts gtt gtu gu- gub guc gug gui gul guo gus gut guu ibb ibc ibg ibi ibl ibo ibs ibt ibu icb icc icg ici icl ico ics ict icu igb igc igg igi igl igo igs igt igu iib iic iii iil iio iis iit iiu il- ilb ilc ilg ili ill ilo ils ilt ilu io- iob ioc iog ioi iol ioo ios iot iou is- isb isc isg isi isl iso iss ist isu itb itc itg iti itl ito its itt itu iu- iub iuc iug iui ius iut lbb lbc lbg lbi lbl lbo lbs lbt lbu lcb lcc lcg lci lcl lco lcs lct lcu lgb lgc lgg lgi lgl lgo lgs lgt lgu lib lic lig lii lil lio lis lit liu llb llc llg lli lll llo lls llt llu lob loc log loi lol loo los lot lou lsb lsc lsg lsi lsl lso lss lst lsu ltb ltc ltg lti ltl lto lts ltt ltu lub luc lug lui lul luo lus lut luu o-i ob- obb obc obg obi obl obo obs obt obu oc- ocb occ ocg oci ocl oco ocs oct ocu ogc ogg ogi ogl ogo ogs ogt oib oic oii oil oio ois oit oiu olb olc olg oli oll olo ols olt olu oo- oob ooc oog ooi ool ooo oos oot os- osb osc osg osi osl oso oss ost osu ot- otb otc otg oti otl oto ots ott otu ou- ouc oui oul ouo ous out sbb sbc sbg sbi sbl sbo sbs sbt sbu scb scc scg sci scl sco scs sct scu sgb sgc sgg sgi sgl sgo sgs sgt sgu sib sic sig sii sil sio sis sit siu slb slc slg sli sll slo sls slt slu sob soc sog soi sol soo sos sot sou ss- ssb ssc ssg ssi ssl sso sss sst ssu stb stc stg sti stl sto sts stt stu sub suc sug sui sul suo sus sut suu tbb tbc tbg tbi tbl tbo tbs tbt tbu tcb tcc tcg tci tcl tco tcs tct tcu tgb tgc tgg tgi tgl tgo tgs tgt tgu tib tic tig tii til tio tis tit tiu tlc tlg tli tll tlo tls tlt tlu to- tob toc tog toi tol too tos tot tou tsb tsc tsg tsi tsl tso tss tst tsu ttb ttc ttg tti ttl tto tts ttt ttu tub tuc tug tui tul tuo tus tut tuu ubb ubc ubg ubi ubl ubo ubs ubt ubu ucb ucc ucg uci ucl uco ucs uct ucu ugb ugc ugg ugi ugl ugo ugs ugt ugu uib uic uig uii uil uio uis uit uiu ulb ulc ulg uli ull ulo uls ult ulu uob uoc uog uol uoo uos uot usb usc usg usi usl uso uss ust usu utb utc uti utl uto uts utt utu uuc uug uus uut uuu

-ous bbbb bbbs bbci bblb bbls bcbc bcbg bcbs bccc bcci bccl bccs bcgs bcis bcit bcos bcsc bcsl bcss bctc bcts bcuc bggs bgst bibb bibi bibl bibo bibs bicc bicg bici bico bics bigb bigc bigg bigo bigs bigt bigu biis bili bill bilo bils bilt bilu bio- bioc biog bioi biol bios biot biou bis- bisc bisl biso biss bist bisu bitc bito bits bitt bitu blbt blcu blic blio blis blit blls blob bloc blog bloo blot blou blss blst blts blub blus blut bobb bobi bobo bobs bobu boco bocs bocu bogg bogi bogo bogs bogt boi- boii boil bois boit boiu bolg boli boll bolo bols bolt bolu boob booc boog bool boos boot bosc bosi boso boss bost bosu botb boti boto bots bott boul bous bout bsci bscs bsgs bsic bslc bsos bssc bsts btcc btcl btcs btob btss bttb btus bubb bubi bubo bubs bubu bucc buci buco bucs bucu bugg bugi bugo bugs buic buis buit buiu bulb bulg buli bull buls bult bulu buol busc busi buss bust busu but- buti buto buts butt buus c-bo cbbc cbbs cbcc cbcl cbcs cbct cbcu cbgb cbit cblb cblc cbol cbot cbsc cbsi cbtc cbtl cbus ccbc cccb cccc ccci cccl cccs cccu ccgc ccgs ccgt ccic ccii ccil ccis cclc cclg ccli ccls ccob ccoc ccsg ccsi ccsl ccss ccst cctb cctc cctl cctt ccuc ccus ccut cgcc cgcg cggs cgis cgsb cgss cgst cgtl cgtu cibc cibi cibo cicc cici cico cics cict cicu cigi cigs cigu ciii ciis ciit cili cill cilo cils cilt ciob cios cis- cisc