sumu sun- suna sunb suni sunn suno suns sunu suor suos sur- sura surc suri surn suro surr surs suru sus- susa susi suso suss susu suum suus uabc uaca uair uamc uams uaoc uarc uars uaru uasa uaua ubac ubar ubba ubbi ubbo ubic ubii ubir ubis uboc ubon ubos ubra ucai ucam ucan ucar ucas ucbc ucca ucci ucin ucio ucmc ucom ucon ucos ucrc ucsa ucsb ucsc ucsm ucsu ucua uica uima uims uira uirr umaa umac umai uman umar umas umb- umba umbi umbo umma ummo umms umno umor umra umri umsa umsu umus unaa unac unai unam unan unar unas unau unca uncc unci unco uncs uni- unia unic unii unin unio unir unis unma unmc unmr unna unni unno unns unon unos unra unro unrs uns- unsa unsc unso unum unus uocc uomo uor- urac urai uran urao uras urau urba urbi urbs urca urci uria urib uric urim urin uris uriu urma urmi urna urni urns uro- uroa urom uroo urra urri ursa ursi urso urss ursu urum urun urur urus us-a usaa usac usan usar usas usba usbc usbr usbs usca uscc uscm usco uscs usia usim usin usis usma usmc usmm usms usna usnc usno usnr usnu usoc usoi usos usra ussa ussb ussc ussr usss ussu usua usui usun usus uuni uuno uuoc uuri uusi uuuu