-ic b-u bbb bbc bbg bbi bbk bbl bbn bbs bbu bcb bcc bcg bci bck bcl bcn bcs bcu bgb bgc bgg bgi bgk bgl bgn bgs bgu bi- bib bic big bii bik bil bin bis biu bkb bkc bkg bkk bkl bkn bks blb blc blg bli blk bll bln bls blu bnb bnc bng bni bnk bnl bnn bns bnu bsb bsc bsg bsi bsk bsl bsn bss bsu bub buc bug bui buk bul bun bus buu c-- cbb cbc cbg cbi cbk cbl cbn cbs cbu ccb ccc ccg cci cck ccl ccn ccs ccu cgb cgc cgg cgi cgl cgn cgs cgu ci- cib cic cig cii cik cil cin cis ciu ckb ckc cki cks cl- clb clc clg cli clk cll cln cls clu cn- cnb cnc cng cni cnl cnn cns cnu csb csc csg csi csk csl csn css csu cub cuc cug cui cuk cul cun cus cuu gbc gbg gbi gbk gbl gbn gbs gbu gcb gcc gcg gci gck gcl gcn gcs gcu ggb ggc ggg ggi ggn ggs ggu gib gic gig gii gik gil gin gis giu gkb gkn gks glb glc glg gli glk gll gln gls glu gnb gnc gni gnl gnn gns gnu gsb gsc gsg gsi gsk gsl gsn gss gsu gu- gub guc gug gui guk gul gun gus guu ibb ibc ibg ibi ibk ibl ibn ibs ibu icb icc icg ici ick icl icn ics icu igb igc igg igi igk igl ign igs igu iib iic iii iil iin iis iiu ikb ikc iki ikk ikl iks iku il- ilb ilc ilg ili ilk ill iln ils ilu in- inb inc ing ini ink inl inn ins inu is- isb isc isg isi isk isl isn iss isu iu- iub iuc iug iui ius kbb kbc kbi kbk kbl kbn kbs kbu kcb kcc kcg kci kck kcl kcn kcs kcu kgb kgc kgi kgl kgs kgu kib kic kig kii kik kil kin kis kiu kkb kkc kki kkk kkl kkn kks kku kl- klb klc klg kli kls klu kn- knc kng kni knk knl knn knu ksb ksc ksg ksi ksk ksl ksn kss ksu kub kuc kug kui kuk kul kun kus kuu lbb lbc lbg lbi lbk lbl lbs lbu lcb lcc lcg lci lck lcl lcn lcs lcu lgb lgc lgg lgi lgk lgl lgn lgs lgu lib lic lig lii lik lil lin lis liu lkb lkg lkl lks llb llc llg lli llk lll lln lls llu lnb lnc lng lni lnk lnl lnn lns lnu lsb lsc lsg lsi lsk lsl lsn lss lsu lub luc lug lui luk lul lun lus luu n-i nbb nbc nbg nbi nbk nbl nbn nbs nbu ncb ncc ncg nci nck ncl ncn ncs ncu ngb ngc ngg ngi ngk ngl ngn ngs ngu nib nic nig nii nik nil nin nis niu nkc nki nkk nkn nks nku nlb nlc nlg nli nlk nll nln nls nlu nnb nnc nng nni nnk nnl nnn nns nnu nsb nsc nsg nsi nsk nsl nsn nss nsu nub nuc nug nui nuk nul nun nus nuu sbb sbc sbg sbi sbk sbl sbn sbs sbu scb scc scg sci sck scl scn scs scu sgb sgc sgg sgi sgk sgl sgn sgs sgu sib sic sig sii sik sil sin sis siu sk- skb skc skg ski skk skl sks sku slb slc slg sli slk sll sln sls slu snb snc sng sni snk snl snn sns snu ss- ssb ssc ssg ssi ssk ssl ssn sss ssu sub suc sug sui suk sul sun sus suu ubb ubc ubg ubi ubk ubl ubn ubs ubu ucb ucc ucg uci uck ucl ucn ucs ucu ugb ugc ugg ugi ugk ugl ugn ugs ugu uib uic uig uii uil uin uis uiu ukb ukc uki ukk ukl ukn uku ulb ulc ulg uli ulk ull uln uls ulu un- unb unc ung uni unk unl unn uns unu usb usc usg usi usk usl usn uss usu uuc uug uun uus uuu