-ic b-u bbb bbc bbg bbh bbi bbn bbr bbu bcb bcc bcg bch bci bcn bcr bcu bgb bgc bgg bgh bgi bgn bgr bgu bhb bhc bhg bhh bhi bhr bhu bi- bib bic big bih bii bin bir biu bnb bnc bng bni bnn bnr bnu brb brg brh bri brn brr bru bub buc bug buh bui bun bur buu c-- cbb cbc cbg cbh cbi cbn cbr cbu ccb ccc ccg cch cci ccn ccr ccu cgb cgc cgg cgh cgi cgn cgr cgu ch- chb chc chg chh chi chn chr chu ci- cib cic cig cih cii cin cir ciu cn- cnb cnc cng cnh cni cnn cnr cnu crb crc crg crh cri crn crr cru cub cuc cug cuh cui cun cur cuu gbc gbg gbh gbi gbn gbr gbu gcb gcc gcg gch gci gcn gcr gcu ggb ggc ggg ggh ggi ggn ggr ggu ghb ghc ghg ghh ghi ghn ghr gib gic gig gih gii gin gir giu gnb gnc gni gnn gnr gnu grb grc grg grh gri grn grr gru gu- gub guc gug gui gun gur guu h-i hbb hbc hbg hbh hbi hbn hbr hbu hcb hcc hcg hch hci hcn hcr hgb hgc hgg hgh hgi hgn hgr hgu hhb hhc hhg hhh hhi hhn hhr hhu hib hic hig hih hii hin hir hiu hnb hnc hng hnh hnn hnu hr- hrb hrc hrg hrh hri hrn hrr hru hub huc hug huh hui hun hur huu ibb ibc ibg ibh ibi ibn ibr ibu icb icc icg ich ici icn icr icu igb igc igg igh igi ign igr igu ihb ihc ihg ihh ihi ihn ihr ihu iib iic iih iii iin iir iiu in- inb inc ing inh ini inn inr inu ir- irb irc irg iri irn irr iru iu- iub iuc iug iui iur n-i nbb nbc nbg nbi nbn nbr nbu ncb ncc ncg nch nci ncn ncr ncu ngb ngc ngg ngh ngi ngn ngu nhb nhc nhg nhh nhi nhn nhr nhu nib nic nig nih nii nin nir niu nnb nnc nng nnh nni nnn nnu nrb nrc nrg nri nrn nrr nru nub nuc nug nuh nui nun nur nuu rbb rbc rbg rbh rbi rbn rbr rbu rcb rcc rcg rch rci rcn rcr rcu rgb rgc rgg rgh rgi rgn rgr rh- rhb rhc rhg rhh rhi rhn rhr rhu rib ric rig rih rii rin rir rnb rnc rng rnh rni rnn rnr rnu rrb rrc rrg rrh rri rrn rrr rru rub ruc rug ruh rui run rur ruu ubb ubc ubg ubh ubi ubn ubr ubu ucb ucc ucg uch uci ucn ucr ucu ugb ugc ugg ugh ugi ugn ugr ugu uhb uhc uhh uhi uhr uhu uib uic uig uii uin uir uiu un- unb unc ung unh uni unn unr unu ur- urb urc urg uri urn urr uru uuc uug uun uur uuu