-ey -ly -ol bbb bbc bbe bbl bbo bbt bby bcb bcc bce bcl bco bct bcy be- beb bec bee bel beo bet bey blb blc ble bll blo blt bly bob boc boe bol boo bot boy btb btc bte btl bto btt bty by- byc bye byl byo byt c-- cbb cbc cbe cbl cbo cbt cby ccb ccc cce ccl cco cct ce- ceb cec cee cel ceo cet cey cl- clb clc cle cll clo clt cly co- cob coc coe col coo cot coy ctb ctc cte ctl cto ctt cty cyb cyc cye cyl cyo cyt ebb ebc ebe ebl ebo ebt eby ec- ecb ecc ece ecl eco ect eeb eec eee eel eeo eet eey elb elc ele ell elo elt ely eo- eob eoc eoe eol eoo eot etb etc ete etl eto ett ety eyc eye eyl eyo eyt lbb lbc lbe lbl lbo lbt lcb lcc lce lcl lco lct lcy leb lec lee lel leo let ley llb llc lle lll llo llt lly lob loc loe lol loo lot loy ltb ltc lte ltl lto ltt lyc lye lyl lyo lyt ob- obb obc obe obl obo obt oby oc- ocb occ ocl oco oct oeb oec oee oel oeo oet oey olb olc ole oll olo olt oly oo- oob ooc ool ooo oot ot- otb otc ote otl oto ott oye oyl oyo tbb tbc tbe tbl tbo tbt tcb tcc tce tcl tco tct te- teb tec tee tel teo tet tey tlc tle tll tlo tlt to- tob toc toe tol too tot toy ttb ttc tte ttl tto ttt tty tyc tye tyl tyo tyt ybc ybe ybl yby ycc yce ycl yco ycy yeb yec yee yel yeo yet yey ylc yle yll ylt yly yob yoc yoe yol yoo yot yoy ytc yte ytl yto ytt yyb yyc yye yyt yyy