-ic b-u bbb bbc bbe bbh bbi bbn bbs bbu bcb bcc bce bch bci bcn bcs bcu be- beb bec bee beh bei ben bes beu bhb bhc bhe bhh bhi bhs bhu bi- bib bic bie bih bii bin bis biu bnb bnc bne bni bnn bns bnu bsb bsc bse bsh bsi bsn bss bsu bub buc bue buh bui bun bus buu c-- cbb cbc cbe cbh cbi cbn cbs cbu ccb ccc cce cch cci ccn ccs ccu ce- ceb cec cee ceh cei cen ces ceu ch- chb chc che chh chi chn chs chu ci- cib cic cie cih cii cin cis ciu cn- cnb cnc cne cnh cni cnn cns cnu csb csc cse csh csi csn css csu cub cuc cue cuh cui cun cus cuu ebb ebc ebe ebh ebi ebn ebs ebu ec- ecb ecc ece ech eci ecn ecs ecu eeb eec eee een ees ehb ehc ehe ehh ehi ehn ehs ehu eib eic eie eii ein eis eiu en- enb enc ene enh eni enn ens enu es- esb esc ese esh esi esn ess esu eu- eub euc eue eui eun eus h-i hbb hbc hbe hbh hbi hbn hbs hbu hcb hcc hce hch hci hcn hcs he- heb hec hee heh hei hen hes heu hhb hhc hhe hhh hhi hhn hhs hhu hib hic hie hih hii hin his hiu hnb hnc hne hnh hnn hns hnu hsb hsc hse hsh hsi hsn hss hsu hub huc hue huh hui hun hus huu ibb ibc ibe ibh ibi ibn ibs ibu icb icc ice ich ici icn ics icu ie- iec iee iei ien ies ihb ihc ihe ihh ihi ihn ihs ihu iib iic iie iih iii iin iis iiu in- inb inc ine inh ini inn ins inu is- isb isc ise ish isi isn iss isu iu- iub iuc iue iui ius n-i nbb nbc nbe nbi nbn nbs nbu ncb ncc nce nch nci ncn ncs ncu ne- neb nec nee neh nei nen nes neu nhb nhc nhe nhh nhi nhn nhs nhu nib nic nie nih nii nin nis niu nnb nnc nne nnh nni nnn nns nnu nsb nsc nse nsh nsi nsn nss nsu nub nuc nue nuh nui nun nus nuu sbb sbc sbe sbh sbi sbn sbs sbu scb scc sce sch sci scn scs scu se- seb sec see seh sei sen ses seu sh- shb shc she shh shi shn shs shu sib sic sie sih sii sin sis siu snb snc sne sni snn sns snu ss- ssb ssc sse ssh ssi ssn sss ssu sub suc sue suh sui sun sus suu ubb ubc ube ubh ubi ubn ubs ubu ucb ucc uce uch uci ucn ucs ucu ueb uec uee ueh uei uen ues uhb uhc uhe uhh uhi uhs uhu uib uic uie uii uin uis uiu un- unb unc une unh uni unn uns unu usb usc use ush usi usn uss usu uuc uue uun uus uuu