-ey -ly -ol bbb bbc bbe bbl bbo bby bcb bcc bce bcl bco bcy be- beb bec bee bel beo bey blb blc ble bll blo bly bob boc boe bol boo boy by- byc bye byl byo c-- cbb cbc cbe cbl cbo cby ccb ccc cce ccl cco ce- ceb cec cee cel ceo cey cl- clb clc cle cll clo cly co- cob coc coe col coo coy cyb cyc cye cyl cyo ebb ebc ebe ebl ebo eby ec- ecb ecc ece ecl eco eeb eec eee eel eeo eey elb elc ele ell elo ely eo- eob eoc eoe eol eoo eyc eye eyl eyo lbb lbc lbe lbl lbo lcb lcc lce lcl lco lcy leb lec lee lel leo ley llb llc lle lll llo lly lob loc loe lol loo loy lyc lye lyl lyo ob- obb obc obe obl obo oby oc- ocb occ ocl oco oeb oec oee oel oeo oey olb olc ole oll olo oly oo- oob ooc ool ooo oye oyl oyo ybc ybe ybl yby ycc yce ycl yco ycy yeb yec yee yel yeo yey ylc yle yll yly yob yoc yoe yol yoo yoy yyb yyc yye yyy