ffff ffss floo flos flox floy flys fofo foll folo fols folx foly foof fool foos foso foss foxx foxy foyl foys fsfo fssf llll lloo loff loll lolo lols loly loof lool loos loso loss losy lox- loxo loys lsof lsso lxxx lyff lyfy lyly lyo- lys- lysl lyso lyss lyx- lyyf off- offo offs offy olfs ollo olly olof olos olyf ooff oofs oofy oolo oooo ooos oslo osoo osos osso ossy oxo- oxof oxos oxox oxxo oxy- oxyl oyls oyly oyss s-os sfls sfos sfss sloo slos sloy slys sofo solf soll solo sols soly soof sool soos sooy soso soss soxs soyo soys ssfl sssf ssss syff syfy syl- syll syls syso syss xlox xolo xosl xoxo xoyo xxxo xxxx xxxy xyl- xylo ylls yoff yoll yolo yoly yoof yool yoso yoyo yyff yyyy