-ic b-u bbb bbc bbe bbg bbi bbn bbs bbt bbu bcb bcc bce bcg bci bcn bcs bct bcu be- beb bec bee beg bei ben bes bet beu bgb bgc bge bgg bgi bgn bgs bgt bgu bi- bib bic bie big bii bin bis bit biu bnb bnc bne bng bni bnn bns bnt bnu bsb bsc bse bsg bsi bsn bss bst bsu btb btc bte btg bti btn bts btt btu bub buc bue bug bui bun bus but buu c-- cbb cbc cbe cbg cbi cbn cbs cbt cbu ccb ccc cce ccg cci ccn ccs cct ccu ce- ceb cec cee ceg cei cen ces cet ceu cgb cgc cge cgg cgi cgn cgs cgt cgu ci- cib cic cie cig cii cin cis cit ciu cn- cnb cnc cne cng cni cnn cns cnt cnu csb csc cse csg csi csn css cst csu ctb ctc cte ctg cti ctn cts ctt ctu cub cuc cue cug cui cun cus cut cuu ebb ebc ebe ebg ebi ebn ebs ebt ebu ec- ecb ecc ece ecg eci ecn ecs ect ecu eeb eec eee eeg een ees eet egb egc ege egg egi egn egs egt egu eib eic eie eig eii ein eis eit eiu en- enb enc ene eng eni enn ens ent enu es- esb esc ese esg esi esn ess est esu etb etc ete etg eti etn ets ett etu eu- eub euc eue eug eui eun eus eut gbc gbe gbg gbi gbn gbs gbt gbu gcb gcc gce gcg gci gcn gcs gct gcu ge- geb gec gee geg gei gen ges get geu ggb ggc ggg ggi ggn ggs ggt ggu gib gic gie gig gii gin gis git giu gnb gnc gne gni gnn gns gnt gnu gsb gsc gse gsg gsi gsn gss gst gsu gtb gtc gte gtg gti gtn gts gtt gtu gu- gub guc gue gug gui gun gus gut guu ibb ibc ibe ibg ibi ibn ibs ibt ibu icb icc ice icg ici icn ics ict icu ie- iec iee ieg iei ien ies iet igb igc ige igg igi ign igs igt igu iib iic iie iii iin iis iit iiu in- inb inc ine ing ini inn ins int inu is- isb isc ise isg isi isn iss ist isu itb itc ite itg iti itn its itt itu iu- iub iuc iue iug iui ius iut n-i nbb nbc nbe nbg nbi nbn nbs nbt nbu ncb ncc nce ncg nci ncn ncs nct ncu ne- neb nec nee neg nei nen nes net neu ngb ngc nge ngg ngi ngn ngs ngt ngu nib nic nie nig nii nin nis nit niu nnb nnc nne nng nni nnn nns nnt nnu nsb nsc nse nsg nsi nsn nss nst nsu ntb ntc nte ntg nti ntn nts ntt ntu nub nuc nue nug nui nun nus nut nuu sbb sbc sbe sbg sbi sbn sbs sbt sbu scb scc sce scg sci scn scs sct scu se- seb sec see seg sei sen ses set seu sgb sgc sge sgg sgi sgn sgs sgt sgu sib sic sie sig sii sin sis sit siu snb snc sne sng sni snn sns snt snu ss- ssb ssc sse ssg ssi ssn sss sst ssu stb stc ste stg sti stn sts stt stu sub suc sue sug sui sun sus sut suu tbb tbc tbe tbg tbi tbn tbs tbt tbu tcb tcc tce tcg tci tcn tcs tct tcu te- teb tec tee teg tei ten tes tet teu tgb tgc tge tgg tgi tgn tgs tgt tgu tib tic tie tig tii tin tis tit tiu tnb tnc tne tng tni tnn tns tnt tsb tsc tse tsg tsi tsn tss tst tsu ttb ttc tte ttg tti ttn tts ttt ttu tub tuc tue tug tui tun tus tut tuu ubb ubc ube ubg ubi ubn ubs ubt ubu ucb ucc uce ucg uci ucn ucs uct ucu ueb uec uee ueg uei uen ues uet ugb ugc uge ugg ugi ugn ugs ugt ugu uib uic uie uig uii uin uis uit uiu un- unb unc une ung uni unn uns unt unu usb usc use usg usi usn uss ust usu utb utc ute uti utn uts utt utu uuc uue uug uun uus uut uuu