iiiii inini inio inio- inion innis insin insow iono- ioooi ioooo is-is isios isisi isnos isnow isoon issow iswon ixion ninon ninos ninox niono niosi nisin nisos niwis nixon nixos nnooo no-no nonin nonio nonis nonni nonno nonos noons nosin nosix noso- noson nowin nowis nowns nowon noxon nx-os oino- oinoi oisin oison onin onion onnow onoon ooioo oonin ooooo osini osino ososo osowo ossi- ossis ossos ossow oxons oxxio s-iii si-in sinio sinis sinix sinni sinno sino- sinon sinow sioni sions sisis sison sissi siwin snown snows snowx so-so soini soins soni- sonin sonni sono- sonos sonow soons soosi sosin sosno soss- sossi sowin sowno sowon ssion sssss swiss swoon swown wi-wi winos winow wisin wixiw wixon wo-ni wosow wosso wowio wowow woxin ww-ii wwiii wwwww xonix xonox xoxox xsnow xxiii xxxii xxxix