soim soin soir sois soji somi somm somn somo somy son- soni sono sons sony soom soon soor soos sooy sori sorm sorn soro sorr sors sory sosi soso soss soyo soys srcc srim sris srmc srni srnn srno sros sscc ssci sscs ssin ssis ssmc ssns ssoc ssrc ssri ssrm ssrs sssc sssi sssm ssss syco sycr syis sym- symi syms syn- sync syns syny syon syro syrs syry syso syss yccc yiji yijs yins yirm yirn yirr yiss ymci ymir ymns ynon yoji yomi yomo yoni yono yons yoon yori yorn yoro yory yosi yoso yoyn yoyo yrin yrjo yron yryn ysco ysii yson yyyy