-ic -th bbb bbc bbd bbe bbh bbi bbo bbt bcb bcc bcd bce bch bci bco bct bdb bdc bdd bde bdh bdi bdo bdt be- beb bec bed bee beh bei beo bet bhb bhc bhd bhe bhh bhi bho bht bi- bib bic bid bie bih bii bio bit bob boc bod boe boh boi boo bot btb btc btd bte bth bti bto btt c-- cbb cbc cbd cbe cbh cbi cbo cbt ccb ccc ccd cce cch cci cco cct cdb cdc cdd cde cdh cdi cdo cdt ce- ceb cec ced cee ceh cei ceo cet ch- chb chc chd che chh chi cho cht ci- cib cic cid cie cih cii cio cit co- cob coc cod coe coh coi coo cot ctb ctc ctd cte cth cti cto ctt dbb dbc dbd dbe dbh dbi dbo dbt dcb dcc dcd dce dci dco dct ddb ddc ddd dde ddh ddi ddo ddt de- deb dec ded dee deh dei deo det dh- dhb dhc dhd dhe dhh dhi dho dht di- dib dic did die dih dii dio dit dob doc dod doe doh doi doo dot dtb dtc dtd dte dth dti dto dtt ebb ebc ebd ebe ebh ebi ebo ebt ec- ecb ecc ecd ece ech eci eco ect ed- edb edc edd ede edh edi edo edt eeb eec eed eee eeo eet ehb ehc ehd ehe ehh ehi eho eht eib eic eid eie eii eio eit eo- eob eoc eod eoe eoh eoi eoo eot etb etc etd ete eth eti eto ett h-i hbb hbc hbd hbe hbh hbi hbo hbt hcb hcc hcd hce hch hci hco hct hdb hdc hdd hde hdh hdi hdo hdt he- heb hec hed hee heh hei heo het hhb hhc hhd hhe hhh hhi hho hht hib hic hid hie hih hii hio hit hob hoc hod hoe hoh hoi hoo hot htb htc htd hte hth hti hto htt i-d ibb ibc ibd ibe ibh ibi ibo ibt icb icc icd ice ich ici ico ict idb idc idd ide idh idi ido idt ie- iec ied iee iei iet ihb ihc ihd ihe ihh ihi iho iht iib iic iid iie iih iii iio iit io- iob ioc iod ioe ioh ioi ioo iot itb itc itd ite ith iti ito itt o-i ob- obb obc obd obe obh obi obo obt oc- ocb occ ocd och oci oco oct odb odc odd ode odh odi odo odt oeb oec oed oee oeh oei oeo oet ohc ohd ohe ohh ohi oho oht oib oic oid oie oii oio oit oo- oob ooc ood ooh ooi ooo oot ot- otb otc otd ote oth oti oto ott tbb tbc tbd tbe tbh tbi tbo tbt tcb tcc tcd tce tch tci tco tct tdb tdc tdd tde tdh tdi tdo tdt te- teb tec ted tee teh tei teo tet th- thb thc thd the thh thi tho tht tib tic tid tie tih tii tio tit to- tob toc tod toe toh toi too tot ttb ttc ttd tte tth tti tto ttt