-ic bbb bbc bbe bbh bbi bbn bbs bcb bcc bce bch bci bcn bcs be- beb bec bee beh bei ben bes bhb bhc bhe bhh bhi bhs bi- bib bic bie bih bii bin bis bnb bnc bne bni bnn bns bsb bsc bse bsh bsi bsn bss c-- cbb cbc cbe cbh cbi cbn cbs ccb ccc cce cch cci ccn ccs ce- ceb cec cee ceh cei cen ces ch- chb chc che chh chi chn chs ci- cib cic cie cih cii cin cis cn- cnb cnc cne cnh cni cnn cns csb csc cse csh csi csn css ebb ebc ebe ebh ebi ebn ebs ec- ecb ecc ece ech eci ecn ecs eeb eec eee een ees ehb ehc ehe ehh ehi ehn ehs eib eic eie eii ein eis en- enb enc ene enh eni enn ens es- esb esc ese esh esi esn ess h-i hbb hbc hbe hbh hbi hbn hbs hcb hcc hce hch hci hcn hcs he- heb hec hee heh hei hen hes hhb hhc hhe hhh hhi hhn hhs hib hic hie hih hii hin his hnb hnc hne hnh hnn hns hsb hsc hse hsh hsi hsn hss ibb ibc ibe ibh ibi ibn ibs icb icc ice ich ici icn ics ie- iec iee iei ien ies ihb ihc ihe ihh ihi ihn ihs iib iic iie iih iii iin iis in- inb inc ine inh ini inn ins is- isb isc ise ish isi isn iss n-i nbb nbc nbe nbi nbn nbs ncb ncc nce nch nci ncn ncs ne- neb nec nee neh nei nen nes nhb nhc nhe nhh nhi nhn nhs nib nic nie nih nii nin nis nnb nnc nne nnh nni nnn nns nsb nsc nse nsh nsi nsn nss sbb sbc sbe sbh sbi sbn sbs scb scc sce sch sci scn scs se- seb sec see seh sei sen ses sh- shb shc she shh shi shn shs sib sic sie sih sii sin sis snb snc sne sni snn sns ss- ssb ssc sse ssh ssi ssn sss