-ic bbb bbc bbh bbi bbn bbs bcb bcc bch bci bcn bcs bhb bhc bhh bhi bhs bi- bib bic bih bii bin bis bnb bnc bni bnn bns bsb bsc bsh bsi bsn bss c-- cbb cbc cbh cbi cbn cbs ccb ccc cch cci ccn ccs ch- chb chc chh chi chn chs ci- cib cic cih cii cin cis cn- cnb cnc cnh cni cnn cns csb csc csh csi csn css h-i hbb hbc hbh hbi hbn hbs hcb hcc hch hci hcn hcs hhb hhc hhh hhi hhn hhs hib hic hih hii hin his hnb hnc hnh hnn hns hsb hsc hsh hsi hsn hss ibb ibc ibh ibi ibn ibs icb icc ich ici icn ics ihb ihc ihh ihi ihn ihs iib iic iih iii iin iis in- inb inc inh ini inn ins is- isb isc ish isi isn iss n-i nbb nbc nbi nbn nbs ncb ncc nch nci ncn ncs nhb nhc nhh nhi nhn nhs nib nic nih nii nin nis nnb nnc nnh nni nnn nns nsb nsc nsh nsi nsn nss sbb sbc sbh sbi sbn sbs scb scc sch sci scn scs sh- shb shc shh shi shn shs sib sic sih sii sin sis snb snc sni snn sns ss- ssb ssc ssh ssi ssn sss