-ose eeee eees eefe eero eers eese efeo efes effs efor eoes eore erer eres erfs eroe eroo eros erre erro errs erse erso esee eseo eser eses esfs eso- esos esse esso feer fees fefe feff fefo feof fere fero ferr fers fese fess ffee ffff ffrr ffss foer foes fofo foof foos for- fore foro forr fors foso foss free freo fres froe fros frso fsfo fssf o-eo oere oers oese ofer off- offe offo offr offs ofor ofre ooer ooes ooff oofs oooo ooos oore oose ore- oreo orer ores orfe orff orfs oro- oroe orof oror oros orro orrs orse orso osee oser oses osoo osor osos osro osse osso reef rees refe reff refr refs reof reos rere rero rers rese reso ress rfef roer roes rofe roff rofo roof roor roos rore roro rose roso ross rrrr rsee rsos rsre s-os se-e se-f se-o se-s seef seer sees seff sere serf sero serr sers sese seso sess sfer sfor sfos sfro sfss soeo soes sofo soof soor soos sore soro sorr sors sose soso soss sreo sres sros ssee sses ssrs sssf ssss