slip slln sllp slpi slpp slps slye slyp slys sneb snee sneh snel snep snes snhs snib snie snip snns snpp snsy snye snys spby speb spee spel spen spes spey sphs spib spie spin spip spis sple splp spls spne spns spps spse spsp spss spy- spyh spys ssbn ssby ssee ssep sses sshl sshs ssin ssis ssle sslp ssns sspe sspl ssps sssb sssh sssi ssss syen syes syhe syis syl- syle syli syll syls syn- syne syns syny sype syph syse syss ybbs yben ybnl yeel yeen yeep yees yehe yehs yeie yeii yele yeli yell yelp yene yeni yens yepe yepp yeps yesh yesi yess yeye yeyi yhen yhes yhis yien yile yili yill yins yipe yips yise yiss ylle ylli ylls ynes ynne ynsh ypsi ysby ysee ysel ysen yses ysii ysle ysnp yspi ysse yssh ysyb yyyy