iiii iiis iisi iisp iisu inis inni inns innu inny inp- inpi inpp insp inss insu inui inun inup inus ipin ippy ipsi ipsp ipss ipus isin isis isps ispy issi issp isss issu issy isup isus isys iuiu iupp iuss n-ii n-up niip niiu nini nins nips nisi nisp niss nisu niyi nnnn nnpi nnss npin npss npsy nsin nsis nspi nsps nssp nsss nuin nunn nuns nuny nups nusi nuss nusu nusy nuys nyny nyss piip pini pinn pinp pins pinu piny pipi pipp pips pipy pisi piss pisu pisy pius piys pnin pnpp pnup pppn pppp ppps ppss psip psis psni pspi pspp psps psy- psys puin puis puiu puns punu puny pupi pups pupu pupy pusi puss puy- puyi puys pyin pyn- pypy pyss s-ii sini sinn sinp sins sinu siny sipi sipp sips sipy sisi siss sisu sisy siui sius siyi siyu snip snns snpp snsy snus snys spin spip spis spns spps spsp spss spui spun spus spy- spys ssin ssis ssns ssps sssi ssss suin suis sun- suni sunn suns sunu suny sup- supp sups supy sus- susi susp suss susu susy suus suyi suyn suyu syis syn- syns synu syny syss syun uipi uni- unii unin unis unni unns unps uns- unus upin upis upnp uppp uppu uppy upsi upsy upup usin usip usis usnu uspp usps usss ussu ussy usui usun usus uuni uusi uuuu uuyn uyin yins yips yiss ypsi ysii ysnp yspi yssu yuin yuns yuny yupi yups yuyu yyyy