soas soca socl soco socr socs soga sogo sogs sola soll solo solr sols soog sool soor soos sora sorg soro sorr sors soru sosa soso soss soul sour sous sras srcc sros ssaa ssac ssao ssas ssau ssca sscc sscs ssgs ssla sslc ssoc ssra ssrc ssrg ssrl ssrs sssa sssc ssss suar suas suc- succ sucr sucs sug- suga sugg sugo sul- sula sulc sull sulo sulu suor suos sur- sura surc surg suro surr surs suru sus- susa suso suss susu suus uaca uaoc uarc uars uaru uasa uaua ucal ucar ucas ucca ucla ucos ucrc ucsa ucsc ucsu ucua ugal ugao ugar ugcc ugcg uggo uggs ugol ugos ugra ugro ugur uguu ulaa ular ulas ulcc ulco ulla ullo ullr ulo- uloc ulog ulos ulsa ulua ulul ulus uocc uolc uor- urac ural urao uras urau urca urga urgu urla urls uro- uroa urol uroo urra ursa urso urss ursu urur urus us-a usaa usac usag usal usar usas usca uscc uscg usco uscs usga usgo uslu usoc usog usos usra ussa ussc ussr usss ussu usua usul usus uulu uuoc uuuu