-ic bbb bbc bbe bbh bbi bbs bcb bcc bce bch bci bcs be- beb bec bee beh bei bes bhb bhc bhe bhh bhi bhs bi- bib bic bie bih bii bis bsb bsc bse bsh bsi bss c-- cbb cbc cbe cbh cbi cbs ccb ccc cce cch cci ccs ce- ceb cec cee ceh cei ces ch- chb chc che chh chi chs ci- cib cic cie cih cii cis csb csc cse csh csi css ebb ebc ebe ebh ebi ebs ec- ecb ecc ece ech eci ecs eeb eec eee ees ehb ehc ehe ehh ehi ehs eib eic eie eii eis es- esb esc ese esh esi ess h-i hbb hbc hbe hbh hbi hbs hcb hcc hce hch hci hcs he- heb hec hee heh hei hes hhb hhc hhe hhh hhi hhs hib hic hie hih hii his hsb hsc hse hsh hsi hss ibb ibc ibe ibh ibi ibs icb icc ice ich ici ics ie- iec iee iei ies ihb ihc ihe ihh ihi ihs iib iic iie iih iii iis is- isb isc ise ish isi iss sbb sbc sbe sbh sbi sbs scb scc sce sch sci scs se- seb sec see seh sei ses sh- shb shc she shh shi shs sib sic sie sih sii sis ss- ssb ssc sse ssh ssi sss