sley slic slie slim slip sllm sllp slmm slpi slpp slps slsc slye slyp slys smcc smcp smec smee smei smep smic smie smil smis smlc smle smls smps smsc smsp smss spcc spcs spec spee spel spes spey spic spie spim spip spis splc sple splp spls spme spmi spms spps spse spsp spss spy- spys sscc ssce ssci sscp sscs ssec ssee ssem ssep sses ssis sslc ssle sslp ssmc ssml sspc sspe sspl ssps sssc sssi sssm ssss syce syes syis syl- syle syli syll syls sym- syme symi syms sype syse syss yccc ycee ycie yeel yeep yees yeie yeii yele yeli yell yelm yelp yeme yemm yepe yepp yeps yesi yesm yess yeye yeyi yile yili yill yipe yips yise yiss ylem ylle ylli ylls ymci ymel ypcc ypsi ysee ysel yses ysii ysle yspi ysse yyyy