-ous dddd ddss dfds dnus dod- dodd dodo dods doff dond donn dono dons dood doof doon doos doso doss doud douf doun dous dsos dssn dudd dudo duds dudu duff dufu dunn duno duns duo- duon duos fdos ffff ffss ffun fndd fndn fnuf fofo fond fono fons food foof foon foos foso foss foud foun fous fsfo fssf fudd fuff fufu fund funf funs fusd fuso fuss fusu nddo ndos ndsf ndss nfff nfon nfsu nnnn nnos nnss nodo nods nodu non- nonn nono nons nonu noo- noon nooo noos nos- noss nosu noun nous nsdf nsds nsfs nsof nsos nsou nssf nsso nsss nudd nudo nuff nunn nuno nuns nuon nuss nusu oddd odds odon odoo odos odou odso odus off- offo offs offu ofno ofus ondo onno onod onon onos onso onus ooff oofs oons oooo ooos oous osno osoo osos ossd osso ossu osun ouds ouff oun- ound ousd ouu- s-os sdds sdsf sdss sdsu sfos sfss sfsu snfu snns snod snoo snos snsd snus sodd sodo sods sodu sofo son- sond sono sons sonu sood soof soon soos soso soss soud souf soun sous ssdd ssdf ssns sssf ssss sudd sudo suds suf- suff sufs sufu sun- sund sunn suno suns sunu suos sus- susd suso suss susu suus udds udon udoo udos udsd udun ufos undo unds unfd unno unns unon unos uns- unso unus uofo usdf usdo usds usfs usno usnu usos ussf usss ussu usun usus uuno uuuu