-ic b-u bbb bbc bbe bbg bbi bbk bbn bbt bbu bcb bcc bce bcg bci bck bcn bct bcu be- beb bec bee beg bei bek ben bet beu bgb bgc bge bgg bgi bgk bgn bgt bgu bi- bib bic bie big bii bik bin bit biu bkb bkc bke bkg bkk bkn bkt bnb bnc bne bng bni bnk bnn bnt bnu btb btc bte btg bti btk btn btt btu bub buc bue bug bui buk bun but buu c-- cbb cbc cbe cbg cbi cbk cbn cbt cbu ccb ccc cce ccg cci cck ccn cct ccu ce- ceb cec cee ceg cei cek cen cet ceu cgb cgc cge cgg cgi cgn cgt cgu ci- cib cic cie cig cii cik cin cit ciu ckb ckc cki ckt cn- cnb cnc cne cng cni cnn cnt cnu ctb ctc cte ctg cti ctk ctn ctt ctu cub cuc cue cug cui cuk cun cut cuu ebb ebc ebe ebg ebi ebk ebn ebt ebu ec- ecb ecc ece ecg eci eck ecn ect ecu eeb eec eee eeg eek een eet egb egc ege egg egi egn egt egu eib eic eie eig eii eik ein eit eiu ekb ekc eke ekg eki ekt eku en- enb enc ene eng eni enk enn ent enu etb etc ete etg eti etk etn ett etu eu- eub euc eue eug eui eun eut gbc gbe gbg gbi gbk gbn gbt gbu gcb gcc gce gcg gci gck gcn gct gcu ge- geb gec gee geg gei gek gen get geu ggb ggc ggg ggi ggn ggt ggu gib gic gie gig gii gik gin git giu gkb gkn gkt gnb gnc gne gni gnn gnt gnu gtb gtc gte gtg gti gtk gtn gtt gtu gu- gub guc gue gug gui guk gun gut guu ibb ibc ibe ibg ibi ibk ibn ibt ibu icb icc ice icg ici ick icn ict icu ie- iec iee ieg iei iek ien iet igb igc ige igg igi igk ign igt igu iib iic iie iii iin iit iiu ikb ikc ike iki ikk ikt iku in- inb inc ine ing ini ink inn int inu itb itc ite itg iti itk itn itt itu iu- iub iuc iue iug iui iut k-t kbb kbc kbe kbi kbk kbn kbu kcb kcc kce kcg kci kck kcn kct kcu ke- keb kec kee keg kei kek ken ket kgb kgc kgi kgu kib kic kie kig kii kik kin kit kiu kkb kkc kke kki kkk kkn kkt kku kn- knc kne kng kni knk knn knt knu ktb ktc kte ktg ktk ktn ktt ktu kub kuc kue kug kui kuk kun kut kuu n-i nbb nbc nbe nbg nbi nbk nbn nbt nbu ncb ncc nce ncg nci nck ncn nct ncu ne- neb nec nee neg nei nek nen net neu ngb ngc nge ngg ngi ngk ngn ngt ngu nib nic nie nig nii nik nin nit niu nkc nke nki nkk nkn nkt nku nnb nnc nne nng nni nnk nnn nnt nnu ntb ntc nte ntg nti ntk ntn ntt ntu nub nuc nue nug nui nuk nun nut nuu tbb tbc tbe tbg tbi tbk tbn tbt tbu tcb tcc tce tcg tci tck tcn tct tcu te- teb tec tee teg tei tek ten tet teu tgb tgc tge tgg tgi tgk tgn tgt tgu tib tic tie tig tii tik tin tit tiu tkb tkc tke tkg tkk tkt tnb tnc tne tng tni tnk tnn tnt ttb ttc tte ttg tti ttk ttn ttt ttu tub tuc tue tug tui tuk tun tut tuu ubb ubc ube ubg ubi ubk ubn ubt ubu ucb ucc uce ucg uci uck ucn uct ucu ueb uec uee ueg uei uen uet ugb ugc uge ugg ugi ugk ugn ugt ugu uib uic uie uig uii uin uit uiu ukb ukc uke uki ukk ukn uku un- unb unc une ung uni unk unn unt unu utb utc ute uti utk utn utt utu uuc uue uug uun uut uuu