bbb bbc bbe bbg bbo bbt bcb bcc bce bcg bcj bco bct be- beb bec bee beg beo bet bgb bgc bge bgg bgo bgt bjc bjg bjj bjt bob boc boe bog boj boo bot btb btc bte btg bto btt c-- c-j cbb cbc cbe cbg cbj cbo cbt ccb ccc cce ccg ccj cco cct ce- ceb cec cee ceg cej ceo cet cgb cgc cge cgg cgo cgt cjb cjc cjg co- cob coc coe cog coj coo cot ctb ctc cte ctg cto ctt ebb ebc ebe ebg ebj ebo ebt ec- ecb ecc ece ecg ecj eco ect eeb eec eee eeg eeo eet egb egc ege egg ego egt ejc ejo ejt eo- eob eoc eoe eog eoo eot etb etc ete etg etj eto ett gbc gbe gbg gbj gbo gbt gcb gcc gce gcg gco gct ge- geb gec gee geg geo get ggb ggc ggg ggj ggo ggt gjc gje gjg gjt gob goc goe gog goo got gtb gtc gte gtg gto gtt jbc jbg jbj jbo jbt jcb jcc jce jco jct jeb jec jee jeg jej jeo jet jgb jge jgo jgt jjb jjc jjg jjj job joc joe jog joj joo jot jtb jtc jte jtg jtt ob- obb obc obe obg obj obo obt oc- ocb occ ocg ocj oco oct oeb oec oee oeg oeo oet ogc oge ogg ogo ogt ojb ojc oje ojo oo- oob ooc oog ooo oot ot- otb otc ote otg oto ott tbb tbc tbe tbg tbj tbo tbt tcb tcc tce tcg tcj tco tct te- teb tec tee teg tej teo tet tgb tgc tge tgg tgo tgt tjc tje tjo to- tob toc toe tog toj too tot ttb ttc tte ttg tto ttt