socs socx soec soen soeo soes soic soie soin soir sois son- sone soni sono sons soon soor soos sore sori sorn soro sorr sors sose sosi soso soss soxs srcc srec sreo sres sris srni srnn srno sros sscc ssce ssci sscs ssec ssee sses ssex ssin ssis ssns ssoc ssrc ssri ssrs sssc sssi ssss xces xcii xcis xcon xcri xeer xen- xene xeni xenn xeno xeon xer- xero xers xexe xico xics xiii xine xion xisi xixi xnee xoco xois xorn xoro xors xoxo xsin xson xxii xxix xxxi xxxo xxxx