bbb bbc bbd bbe bbo bbt bcb bcc bcd bce bcj bco bct bdb bdc bdd bde bdj bdo bdt be- beb bec bed bee beo bet bjc bjd bjj bjt bob boc bod boe boj boo bot btb btc btd bte bto btt c-- c-j cbb cbc cbd cbe cbj cbo cbt ccb ccc ccd cce ccj cco cct cdb cdc cdd cde cdj cdo cdt ce- ceb cec ced cee cej ceo cet cjb cjc cjd co- cob coc cod coe coj coo cot ctb ctc ctd cte cto ctt dbb dbc dbd dbe dbo dbt dcb dcc dcd dce dco dct ddb ddc ddd dde ddo ddt de- deb dec ded dee dej deo det dj- djb djc djd dje djo djt dob doc dod doe doj doo dot dtb dtc dtd dte dtj dto dtt ebb ebc ebd ebe ebj ebo ebt ec- ecb ecc ecd ece ecj eco ect ed- edb edc edd ede edj edo edt eeb eec eed eee eeo eet ejc ejd ejo ejt eo- eob eoc eod eoe eoo eot etb etc etd ete etj eto ett j-d jbc jbj jbo jbt jcb jcc jcd jce jco jct jdb jdc jde jdo jdt jeb jec jed jee jej jeo jet jjb jjc jjj job joc jod joe joj joo jot jtb jtc jte jtt ob- obb obc obd obe obj obo obt oc- ocb occ ocd ocj oco oct odb odc odd ode odo odt oeb oec oed oee oeo oet ojb ojc ojd oje ojo oo- oob ooc ood ooo oot ot- otb otc otd ote oto ott tbb tbc tbd tbe tbj tbo tbt tcb tcc tcd tce tcj tco tct tdb tdc tdd tde tdo tdt te- teb tec ted tee tej teo tet tjc tjd tje tjo to- tob toc tod toe toj too tot ttb ttc ttd tte tto ttt