bbb bbg bbi bbl bbm bbn bbs bbt bgb bgg bgi bgl bgm bgn bgs bgt bi- bib big bii bil bim bin bis bit blb blg bli bll blm bln bls blt bmb bmg bmi bml bmm bmn bms bmt bnb bng bni bnl bnn bns bnt bsb bsg bsi bsl bsm bsn bss bst btb btg bti btl btm btn bts btt gbg gbi gbl gbm gbn gbs gbt ggb ggg ggi ggm ggn ggs ggt gib gig gii gil gim gin gis git glb glg gli gll glm gln gls glt gmb gmg gmi gml gmm gmn gms gmt gnb gni gnl gnm gnn gns gnt gsb gsg gsi gsl gsm gsn gss gst gtb gtg gti gtl gtm gtn gts gtt ibb ibg ibi ibl ibm ibn ibs ibt igb igg igi igl igm ign igs igt iib iii iil iim iin iis iit il- ilb ilg ili ill ilm iln ils ilt im- imb img imi iml imm imn ims imt in- inb ing ini inl inm inn ins int is- isb isg isi isl ism isn iss ist itb itg iti itl itm itn its itt lbb lbg lbi lbl lbm lbs lbt lgb lgg lgi lgl lgm lgn lgs lgt lib lig lii lil lim lin lis lit llb llg lli lll llm lln lls llt lmb lmg lmi lml lmm lmn lms lmt lnb lng lni lnl lnm lnn lns lnt lsb lsg lsi lsl lsm lsn lss lst ltb ltg lti ltl ltm lts ltt mbb mbg mbi mbl mbm mbs mbt mgb mgi mgl mgm mgn mgs mgt mi- mib mig mii mil mim min mis mit mlb mlg mli mll mlm mln mls mlt mmb mmg mmi mml mmm mmn mms mmt mnb mng mni mnl mnm mnn mns mnt msb msg msi msl msm msn mss mst mtb mtg mti mtl mtm mtn mts mtt n-i nbb nbg nbi nbl nbm nbn nbs nbt ngb ngg ngi ngl ngm ngn ngs ngt nib nig nii nil nim nin nis nit nlb nlg nli nll nlm nln nls nlt nmb nmg nmi nml nmm nmn nms nmt nnb nng nni nnl nnm nnn nns nnt nsb nsg nsi nsl nsm nsn nss nst ntb ntg nti ntm ntn nts ntt sbb sbg sbi sbl sbm sbn sbs sbt sgb sgg sgi sgl sgm sgn sgs sgt sib sig sii sil sim sin sis sit slb slg sli sll slm sln sls slt smb smg smi sml smm smn sms smt snb sng sni snl snm snn sns snt ss- ssb ssg ssi ssl ssm ssn sss sst stb stg sti stl stm stn sts stt tbb tbg tbi tbl tbm tbn tbs tbt tgb tgg tgi tgl tgm tgn tgs tgt tib tig tii til tim tin tis tit tlg tli tll tlm tln tls tlt tmb tmg tmi tml tmm tmn tms tmt tnb tng tni tnl tnm tnn tns tnt tsb tsg tsi tsl tsm tsn tss tst ttb ttg tti ttl ttm ttn tts ttt