-ic b-u bbb bbc bbg bbi bbk bbn bbu bcb bcc bcg bci bck bcn bcu bgb bgc bgg bgi bgk bgn bgu bi- bib bic big bii bik bin biu bkb bkc bkg bkk bkn bnb bnc bng bni bnk bnn bnu bub buc bug bui buk bun buu c-- cbb cbc cbg cbi cbk cbn cbu ccb ccc ccg cci cck ccn ccu cgb cgc cgg cgi cgn cgu ci- cib cic cig cii cik cin ciu ckb ckc cki cn- cnb cnc cng cni cnn cnu cub cuc cug cui cuk cun cuu gbc gbg gbi gbk gbn gbu gcb gcc gcg gci gck gcn gcu ggb ggc ggg ggi ggn ggu gib gic gig gii gik gin giu gkb gkn gnb gnc gni gnn gnu gu- gub guc gug gui guk gun guu ibb ibc ibg ibi ibk ibn ibu icb icc icg ici ick icn icu igb igc igg igi igk ign igu iib iic iii iin iiu ikb ikc iki ikk iku in- inb inc ing ini ink inn inu iu- iub iuc iug iui kbb kbc kbi kbk kbn kbu kcb kcc kcg kci kck kcn kcu kgb kgc kgi kgu kib kic kig kii kik kin kiu kkb kkc kki kkk kkn kku kn- knc kng kni knk knn knu kub kuc kug kui kuk kun kuu n-i nbb nbc nbg nbi nbk nbn nbu ncb ncc ncg nci nck ncn ncu ngb ngc ngg ngi ngk ngn ngu nib nic nig nii nik nin niu nkc nki nkk nkn nku nnb nnc nng nni nnk nnn nnu nub nuc nug nui nuk nun nuu ubb ubc ubg ubi ubk ubn ubu ucb ucc ucg uci uck ucn ucu ugb ugc ugg ugi ugk ugn ugu uib uic uig uii uin uiu ukb ukc uki ukk ukn uku un- unb unc ung uni unk unn unu uuc uug uun uuu