bbb bbe bbf bbg bbi bbm bbn bbs bbt be- beb bee bef beg bei bem ben bes bet bfb bfe bff bfg bfi bfm bfn bfs bft bgb bge bgf bgg bgi bgm bgn bgs bgt bi- bib bie bif big bii bim bin bis bit bmb bme bmf bmg bmi bmm bmn bms bmt bnb bne bnf bng bni bnn bns bnt bsb bse bsf bsg bsi bsm bsn bss bst btb bte btf btg bti btm btn bts btt ebb ebe ebf ebg ebi ebm ebn ebs ebt eeb eee eef eeg eem een ees eet ef- efb efe eff efg efi efm efs eft egb ege egf egg egi egm egn egs egt eib eie eif eig eii eim ein eis eit em- emb eme emf emg emi emm emn ems emt en- enb ene enf eng eni enm enn ens ent es- esb ese esf esg esi esm esn ess est etb ete etf etg eti etm etn ets ett fbb fbe fbf fbg fbi fbm fbn fbs fbt feb fee fef feg fei fem fen fes fet ffe fff ffg ffi ffm ffn ffs fft fgb fge fgf fgg fgi fgm fgn fgs fgt fib fie fif fig fii fim fin fis fit fmb fme fmf fmg fmi fmm fmn fms fmt fnb fne fnf fng fni fnm fnn fns fnt fsb fse fsf fsg fsi fsm fsn fss fst ftb fte ftf ftg fti ftm ftn fts ftt gbe gbf gbg gbi gbm gbn gbs gbt ge- geb gee gef geg gei gem gen ges get gfb gfe gff gfi gfm gfs gft ggb ggg ggi ggm ggn ggs ggt gib gie gif gig gii gim gin gis git gmb gme gmf gmg gmi gmm gmn gms gmt gnb gne gnf gni gnm gnn gns gnt gsb gse gsf gsg gsi gsm gsn gss gst gtb gte gtf gtg gti gtm gtn gts gtt i-f ibb ibe ibf ibg ibi ibm ibn ibs ibt ie- iee ief ieg iei iem ien ies iet ifb ife iff ifg ifi ifm ifn ifs ift igb ige igf igg igi igm ign igs igt iib iie iif iii iim iin iis iit im- imb ime imf img imi imm imn ims imt in- inb ine inf ing ini inm inn ins int is- isb ise isf isg isi ism isn iss ist itb ite itf itg iti itm itn its itt m-f mbb mbe mbf mbg mbi mbm mbs mbt meb mee mef meg mei mem men mes met mfb mfe mff mfg mfi mfm mfn mfs mft mgb mge mgf mgi mgm mgn mgs mgt mi- mib mie mif mig mii mim min mis mit mmb mme mmf mmg mmi mmm mmn mms mmt mnb mne mnf mng mni mnm mnn mns mnt msb mse msf msg msi msm msn mss mst mtb mte mtf mtg mti mtm mtn mts mtt n-i nbb nbe nbf nbg nbi nbm nbn nbs nbt ne- neb nee nef neg nei nem nen nes net nfb nfe nff nfi nfn nfs nft ngb nge ngf ngg ngi ngm ngn ngs ngt nib nie nif nig nii nim nin nis nit nmb nme nmg nmi nmm nmn nms nmt nnb nne nnf nng nni nnm nnn nns nnt nsb nse nsf nsg nsi nsm nsn nss nst ntb nte ntf ntg nti ntm ntn nts ntt sbb sbe sbf sbg sbi sbm sbn sbs sbt se- seb see sef seg sei sem sen ses set sfb sfe sff sfg sfi sfm sfn sfs sft sgb sge sgf sgg sgi sgm sgn sgs sgt sib sie sif sig sii sim sin sis sit smb sme smf smg smi smm smn sms smt snb sne snf sng sni snm snn sns snt ss- ssb sse ssf ssg ssi ssm ssn sss sst stb ste stf stg sti stm stn sts stt tbb tbe tbf tbg tbi tbm tbn tbs tbt te- teb tee tef teg tei tem ten tes tet tfb tfe tff tfg tfi tfm tfn tfs tft tgb tge tgf tgg tgi tgm tgn tgs tgt tib tie tif tig tii tim tin tis tit tmb tme tmf tmg tmi tmm tmn tms tmt tnb tne tnf tng tni tnm tnn tns tnt tsb tse tsf tsg tsi tsm tsn tss tst ttb tte ttf ttg tti ttm ttn tts ttt