-er -ey bbb bbc bbe bbo bbr bbt bby bcb bcc bce bcj bco bcr bct bcy be- beb bec bee beo ber bet bey bjc bjj bjr bjt bob boc boe boj boo bor bot boy brb bre brj bro brr brt bry btb btc bte bto btr btt bty by- byc bye byj byo byr byt c-- c-j cbb cbc cbe cbj cbo cbr cbt cby ccb ccc cce ccj cco ccr cct ce- ceb cec cee cej ceo cer cet cey cjb cjc cjr co- cob coc coe coj coo cor cot coy crb crc cre crj cro crr crt cry ctb ctc cte cto ctr ctt cty cyb cyc cye cyo cyr cyt ebb ebc ebe ebj ebo ebr ebt eby ec- ecb ecc ece ecj eco ecr ect eeb eec eee eeo eer eet eey ejc ejo ejt eo- eob eoc eoe eoo eor eot erb erc ere ero err ert ery etb etc ete etj eto etr ett ety eyc eye eyo eyr eyt jbc jbj jbo jbr jbt jcb jcc jce jco jcr jct jeb jec jee jej jeo jer jet jey jjb jjc jjj jjr jjy job joc joe joj joo jor jot joy jrb jrc jro jrr jrt jtb jtc jte jtr jtt jty jyj jyr ob- obb obc obe obj obo obr obt oby oc- ocb occ ocj oco ocr oct oeb oec oee oeo oer oet oey ojb ojc oje ojo ojy oo- oob ooc ooo oor oot or- orb orc ore oro orr ort ory ot- otb otc ote oto otr ott oye oyo rbb rbc rbe rbo rbr rbt rcb rcc rce rcj rco rcr rct re- reb rec ree reo rer ret rey rjc rjr rob roc roe roj roo ror rot roy rrb rrc rrr rrt rtb rtc rte rtj rto rtr rtt rty ry- ryc rye ryo ryr ryy tbb tbc tbe tbj tbo tbr tbt tcb tcc tce tcj tco tcr tct te- teb tec tee tej teo ter tet tey tjc tje tjo tjr to- tob toc toe toj too tor tot toy trb trc tre tro trr trt try ttb ttc tte tto ttr ttt tty tyc tye tyo tyr tyt ybc ybe ybr yby ycc yce yco ycy yeb yec yee yeo yer yet yey yob yoc yoe yoj yoo yor yot yoy yrc yre yro yrt ytc yte yto ytr ytt yyb yyc yye yyt yyy