-ic bbb bbc bbe bbf bbh bbi bbs bcb bcc bce bcf bch bci bcs be- beb bec bee bef beh bei bes bfb bfc bfe bff bfh bfi bfs bhb bhc bhe bhf bhh bhi bhs bi- bib bic bie bif bih bii bis bsb bsc bse bsf bsh bsi bss c-- cbb cbc cbe cbf cbh cbi cbs ccb ccc cce ccf cch cci ccs ce- ceb cec cee cef ceh cei ces cfb cfc cfe cff cfh cfi cfs ch- chb chc che chf chh chi chs ci- cib cic cie cif cih cii cis csb csc cse csf csh csi css ebb ebc ebe ebf ebh ebi ebs ec- ecb ecc ece ecf ech eci ecs eeb eec eee eef ees ef- efb efc efe eff efh efi efs ehb ehc ehe ehf ehh ehi ehs eib eic eie eif eii eis es- esb esc ese esf esh esi ess fbb fbc fbe fbf fbh fbi fbs fcb fcc fce fcf fci fcs feb fec fee fef feh fei fes ffc ffe fff ffh ffi ffs fhb fhc fhe fhf fhh fhi fhs fib fic fie fif fih fii fis fsb fsc fse fsf fsh fsi fss h-i hbb hbc hbe hbf hbh hbi hbs hcb hcc hce hcf hch hci hcs he- heb hec hee hef heh hei hes hfb hfc hfe hff hfh hfi hfs hhb hhc hhe hhf hhh hhi hhs hib hic hie hif hih hii his hsb hsc hse hsf hsh hsi hss i-f ibb ibc ibe ibf ibh ibi ibs icb icc ice icf ich ici ics ie- iec iee ief iei ies ifb ifc ife iff ifi ifs ihb ihc ihe ihf ihh ihi ihs iib iic iie iif iih iii iis is- isb isc ise isf ish isi iss sbb sbc sbe sbf sbh sbi sbs scb scc sce scf sch sci scs se- seb sec see sef seh sei ses sfb sfc sfe sff sfh sfi sfs sh- shb shc she shf shh shi shs sib sic sie sif sih sii sis ss- ssb ssc sse ssf ssh ssi sss