eeeee eeros eorre erere eroes eroor eroos erore erose eross erres error erses esere esser esses essex essor essse exoes exore oeses oo-er ooooo ooser oreo- oreos orere orero orexo oroer orose oroso orser orses ososo osse- osseo osser ossos oxers reere reese reorx reose rere- reree reres resee reses resor resse rexer rexes ro-ro roero roers rooer roore roose rorer rosee roseo roser roses rosse rosso rosss s-o-r seeor seere seers seese seeso serer seres sero- serre serro serse serss seser seses sesse sexer sexes sexor so-so soers soore soree sorer sores soroe soror soros sorre sorso soses soss- soxer sssss xeres xero- xeros xerox xerse xexex xorro xoser xoxox