-ic -th bbb bbc bbe bbh bbi bbn bbs bbt bcb bcc bce bch bci bcn bcs bct be- beb bec bee beh bei ben bes bet bhb bhc bhe bhh bhi bhs bht bi- bib bic bie bih bii bin bis bit bnb bnc bne bni bnn bns bnt bsb bsc bse bsh bsi bsn bss bst btb btc bte bth bti btn bts btt c-- cbb cbc cbe cbh cbi cbn cbs cbt ccb ccc cce cch cci ccn ccs cct ce- ceb cec cee ceh cei cen ces cet ch- chb chc che chh chi chn chs cht ci- cib cic cie cih cii cin cis cit cn- cnb cnc cne cnh cni cnn cns cnt csb csc cse csh csi csn css cst ctb ctc cte cth cti ctn cts ctt ebb ebc ebe ebh ebi ebn ebs ebt ec- ecb ecc ece ech eci ecn ecs ect eeb eec eee een ees eet ehb ehc ehe ehh ehi ehn ehs eht eib eic eie eii ein eis eit en- enb enc ene enh eni enn ens ent es- esb esc ese esh esi esn ess est etb etc ete eth eti etn ets ett h-i hbb hbc hbe hbh hbi hbn hbs hbt hcb hcc hce hch hci hcn hcs hct he- heb hec hee heh hei hen hes het hhb hhc hhe hhh hhi hhn hhs hht hib hic hie hih hii hin his hit hnb hnc hne hnh hnn hns hnt hsb hsc hse hsh hsi hsn hss hst htb htc hte hth hti htn hts htt ibb ibc ibe ibh ibi ibn ibs ibt icb icc ice ich ici icn ics ict ie- iec iee iei ien ies iet ihb ihc ihe ihh ihi ihn ihs iht iib iic iie iih iii iin iis iit in- inb inc ine inh ini inn ins int is- isb isc ise ish isi isn iss ist itb itc ite ith iti itn its itt n-i nbb nbc nbe nbi nbn nbs nbt ncb ncc nce nch nci ncn ncs nct ne- neb nec nee neh nei nen nes net nhb nhc nhe nhh nhi nhn nhs nht nib nic nie nih nii nin nis nit nnb nnc nne nnh nni nnn nns nnt nsb nsc nse nsh nsi nsn nss nst ntb ntc nte nth nti ntn nts ntt sbb sbc sbe sbh sbi sbn sbs sbt scb scc sce sch sci scn scs sct se- seb sec see seh sei sen ses set sh- shb shc she shh shi shn shs sht sib sic sie sih sii sin sis sit snb snc sne sni snn sns snt ss- ssb ssc sse ssh ssi ssn sss sst stb stc ste sth sti stn sts stt tbb tbc tbe tbh tbi tbn tbs tbt tcb tcc tce tch tci tcn tcs tct te- teb tec tee teh tei ten tes tet th- thb thc the thh thi thn ths tht tib tic tie tih tii tin tis tit tnb tnc tne tnh tni tnn tns tnt tsb tsc tse tsh tsi tsn tss tst ttb ttc tte tth tti ttn tts ttt