-ic bbb bbc bbd bbh bbi bbl bbs bcb bcc bcd bch bci bcl bcs bdb bdc bdd bdh bdi bdl bds bhb bhc bhd bhh bhi bhl bhs bi- bib bic bid bih bii bil bis blb blc bld blh bli bll bls bsb bsc bsd bsh bsi bsl bss c-- cbb cbc cbd cbh cbi cbl cbs ccb ccc ccd cch cci ccl ccs cdb cdc cdd cdh cdi cdl cds ch- chb chc chd chh chi chl chs ci- cib cic cid cih cii cil cis cl- clb clc cld clh cli cll cls csb csc csd csh csi csl css dbb dbc dbd dbh dbi dbl dbs dcb dcc dcd dci dcl dcs ddb ddc ddd ddh ddi ddl dds dh- dhb dhc dhd dhh dhi dhl dhs di- dib dic did dih dii dil dis dl- dlb dlc dld dlh dli dll dls dsb dsc dsd dsh dsi dsl dss h-i hbb hbc hbd hbh hbi hbl hbs hcb hcc hcd hch hci hcl hcs hdb hdc hdd hdh hdi hdl hds hhb hhc hhd hhh hhi hhl hhs hib hic hid hih hii hil his hlb hlc hld hlh hli hll hls hsb hsc hsd hsh hsi hsl hss i-d ibb ibc ibd ibh ibi ibl ibs icb icc icd ich ici icl ics idb idc idd idh idi idl ids ihb ihc ihd ihh ihi ihl ihs iib iic iid iih iii iil iis il- ilb ilc ild ilh ili ill ils is- isb isc isd ish isi isl iss lbb lbc lbd lbh lbi lbl lbs lcb lcc lcd lch lci lcl lcs ldb ldc ldd ldh ldi ldl lds lhb lhc lhd lhh lhi lhs lib lic lid lih lii lil lis llb llc lld lli lll lls lsb lsc lsd lsh lsi lsl lss sbb sbc sbd sbh sbi sbl sbs scb scc scd sch sci scl scs sdb sdc sdd sdh sdi sdl sds sh- shb shc shd shh shi shl shs sib sic sid sih sii sil sis slb slc sld slh sli sll sls ss- ssb ssc ssd ssh ssi ssl sss