surc suri surn suro surr surs suru sus- susi suso suss susu suus ucci ucil ucin ucio ucon ucos ucrc ucsc ucsu uirr ulcc ulco ulic ulli ullo ullr ulno ulo- uloc ulos ulul ulus uncc unci uncl unco uncs uni- unic unii unin unio unir unis unni unno unns unon unos unro unrs uns- unsc unso unus uocc uolc uor- urci uric urin uris uriu urls urni urns uro- urol uroo urri ursi urso urss ursu urun urur urus uscc usco uscs usin usis uslu usnc usno usnr usnu usoc usoi usos ussc ussr usss ussu usui usul usun usus uulu uuni uuno uuoc uuri uusi uuuu