-ic bbb bbc bbd bbh bbi bbo bbr bcb bcc bcd bch bci bco bcr bdb bdc bdd bdh bdi bdo bdr bhb bhc bhd bhh bhi bho bhr bi- bib bic bid bih bii bio bir bob boc bod boh boi boo bor brb brd brh bri bro brr c-- cbb cbc cbd cbh cbi cbo cbr ccb ccc ccd cch cci cco ccr cdb cdc cdd cdh cdi cdo cdr ch- chb chc chd chh chi cho chr ci- cib cic cid cih cii cio cir co- cob coc cod coh coi coo cor crb crc crd crh cri cro crr dbb dbc dbd dbh dbi dbo dbr dcb dcc dcd dci dco dcr ddb ddc ddd ddh ddi ddo ddr dh- dhb dhc dhd dhh dhi dho dhr di- dib dic did dih dii dio dir dob doc dod doh doi doo dor drb drc drd dri dro drr h-i hbb hbc hbd hbh hbi hbo hbr hcb hcc hcd hch hci hco hcr hdb hdc hdd hdh hdi hdo hdr hhb hhc hhd hhh hhi hho hhr hib hic hid hih hii hio hir hob hoc hod hoh hoi hoo hor hr- hrb hrc hrd hrh hri hro hrr i-d ibb ibc ibd ibh ibi ibo ibr icb icc icd ich ici ico icr idb idc idd idh idi ido idr ihb ihc ihd ihh ihi iho ihr iib iic iid iih iii iio iir io- iob ioc iod ioh ioi ioo ior ir- irb irc ird iri iro irr o-i ob- obb obc obd obh obi obo obr oc- ocb occ ocd och oci oco ocr odb odc odd odh odi odo odr ohc ohd ohh ohi oho ohr oib oic oid oii oio oir oo- oob ooc ood ooh ooi ooo oor or- orb orc ord orh ori oro orr rbb rbc rbd rbh rbi rbo rbr rcb rcc rcd rch rci rco rcr rdb rdc rdd rdh rdi rdo rdr rh- rhb rhc rhd rhh rhi rho rhr rib ric rid rih rii rio rir rob roc rod roh roi roo ror rrb rrc rrd rrh rri rrr