-ly -ol bbb bbl bbo bbs bbw bby blb bll blo bls bly bob bol boo bos bow boy bsb bsl bso bss bsw bsy bwb bwl bwo bws bwy by- byl byo bys lbb lbl lbo lbs lbw llb lll llo lls llw lly lob lol loo los low loy lsb lsl lso lss lsw lwb lwl lwo lws lww lyl lyo lys ob- obb obl obo obs obw oby olb oll olo ols olw oly oo- oob ool ooo oos oow os- osb osl oso oss osw owb owl owo ows oww oyl oyo oys sbb sbl sbo sbs sbw sby slb sll slo sls sly sob sol soo sos sow soy ss- ssb ssl sso sss ssw swb swl swo sws swy sy- syb syl sys wbb wbo wbs wbw wl- wlb wll wlo wls wlw wly wob wol woo wos wow woy wsb wsl wso wss wsw wwl wwo www wy- wyl wyo wys ybl ybs yby yll yls yly yob yol yoo yos yow yoy ysb ysl yso yss ysy yyb yys yyy