smls smsc smss smus sscc ssce ssci sscs ssec ssee ssem sses ssis sslc ssle ssmc ssml sssb sssc sssi sssm ssss sub- subb subi subl subm subs suc- succ suci sucs suee suel sues sueu suie suis sul- sulc sule suli sull sulm sulu sum- sume sumi sums sumu sus- suse susi suss susu suum suus u-ie ubbe ubbi ubic ubii ubis uble ubli ubls ucbc ucci ucel uces ucil ucmc ucsb ucsc ucsm ucsu uele ueli uell uess uies uile uiml uims uise ulbc ulcc uleb ulee ules ulic ulie ulim ulle ulli ulme ulmi ulmu ulul ulum ulus umb- umbe umbi umec umes umms umsu umus usbc usbe usbl usbs uscc usce uscm uscs usee usel uses usie usim usis usle uslu usmc usme usmm usms ussb ussc usse usss ussu usui usul usus uulu uusi uuuu