serr sers sesc sese seso sess sgce sgcg sger sges sggg sggs sglr sgls sgnl sgro sgss slcc slee sler sles slge slln sloc sloe slog slon sloo slos slrc slre slrn slrs slsc sncc snco snee sneg snel sner snes snns snoc snog snoo snor snos snrs soce socl soco socr socs soec soel soen soeo soes sogn sogo sogs sole soll soln solo solr sols son- sone song sono sons soog sool soon soor soos sore sorg sorn soro sorr sors sose soso soss srcc srec sreo sres srnn srno sros sscc ssce sscs ssec ssee sses ssgs sslc ssle ssns ssoc ssrc ssrg ssrl ssrs sssc ssss