sssi sssm ssss syam syar syco sycr syia syis syl- syli syll syls sym- syma symi syms sypo syra syro syrs syry syso syss yaar yaas yacc yaco yacp yacy yair yala yali yall yalo yalp yama yami yaml yamm yamo yamp yams yaoi yapa yapp yaps yara yari yarl yarm yaro yarp yarr yars yary yasa yasi yasm yaso yass yaya yayo yays ycao yccc yili yill yima yips yirm yirr yiss ylay ylla ylli ylls ymar ymas ymca ymci ymir yoal yoar yola yoli yoll yolo yolp yoly yoma yomi yomo yomp yool yoop yopo yopy yori yoro yory yosi yoso yoyo ypcc ypir ypoa ypsi yrly yrsa ysay ysco ysii ysop yspi yyyy