bbb bbc bbd bbe bbo bbs bbt bcb bcc bcd bce bcj bco bcs bct bdb bdc bdd bde bdj bdo bds bdt be- beb bec bed bee beo bes bet bjc bjd bjj bjs bjt bob boc bod boe boj boo bos bot bsb bsc bsd bse bsj bso bss bst btb btc btd bte bto bts btt c-- c-j cbb cbc cbd cbe cbj cbo cbs cbt ccb ccc ccd cce ccj cco ccs cct cdb cdc cdd cde cdj cdo cds cdt ce- ceb cec ced cee cej ceo ces cet cjb cjc cjd cjs co- cob coc cod coe coj coo cos cot csb csc csd cse csj cso css cst ctb ctc ctd cte cto cts ctt dbb dbc dbd dbe dbo dbs dbt dcb dcc dcd dce dco dcs dct ddb ddc ddd dde ddo dds ddt de- deb dec ded dee dej deo des det dj- djb djc djd dje djo djs djt dob doc dod doe doj doo dos dot dsb dsc dsd dse dsj dso dss dst dtb dtc dtd dte dtj dto dts dtt ebb ebc ebd ebe ebj ebo ebs ebt ec- ecb ecc ecd ece ecj eco ecs ect ed- edb edc edd ede edj edo eds edt eeb eec eed eee eeo ees eet ejc ejd ejo ejt eo- eob eoc eod eoe eoo eos eot es- esb esc esd ese eso ess est etb etc etd ete etj eto ets ett j-d jbc jbj jbo jbs jbt jcb jcc jcd jce jco jcs jct jdb jdc jde jdo jds jdt jeb jec jed jee jej jeo jes jet jjb jjc jjj jjs job joc jod joe joj joo jos jot jsb jsc jsd jse jsj jso jss jst jtb jtc jte jts jtt ob- obb obc obd obe obj obo obs obt oc- ocb occ ocd ocj oco ocs oct odb odc odd ode odo ods odt oeb oec oed oee oeo oes oet ojb ojc ojd oje ojo ojs oo- oob ooc ood ooo oos oot os- osb osc osd ose osj oso oss ost ot- otb otc otd ote oto ots ott sbb sbc sbd sbe sbj sbo sbs sbt scb scc scd sce scj sco scs sct sdb sdc sdd sde sdj sdo sds sdt se- seb sec sed see sej seo ses set sjb sjc sjd sje sjj sjs sjt sob soc sod soe soj soo sos sot ss- ssb ssc ssd sse ssj sso sss sst stb stc std ste stj sto sts stt tbb tbc tbd tbe tbj tbo tbs tbt tcb tcc tcd tce tcj tco tcs tct tdb tdc tdd tde tdo tds tdt te- teb tec ted tee tej teo tes tet tjc tjd tje tjo tjs to- tob toc tod toe toj too tos tot tsb tsc tsd tse tsj tso tss tst ttb ttc ttd tte tto tts ttt