surt suru sus- susi susk suss sust susu suti sutu suum suus tccc tccu tctc tcts ticc tick tics tiit tiiu tiki tiku timi timm tims timu tiri tirr tirs tiru tisi tism tiss tist titc titi tits titt titu tium tkts tmcc tmcm tmmk tmsc tmsi tmtt trcc tri- tric trik trim tris trit trmi trmk trms trmu trsi trst trtc trtr truc truk trus trut truu tscc tsis tsks tsmc tssi tssm tssr tsst tstc tstm tsts tsui tsum ttim ttms ttss tttt tucc tuck tuik tuim tuis tuit tuiu tuks tumi tums tumu turc turi turk turm turr turs turt turu tusc tusi tusk tusm tuss tust tuti tuts tutt tutu tuum ucci ucmc ucrc ucsc ucsm ucst ucsu ucut uims uirr uist uits ukcc ukrc uksc ukum ukur umik umit umms umri umsu umts umus umut urci uric urik urim uris uriu urmi urri ursi urss ursu urts uruk urum urur urus urut us-k uscc uscm uscs usim usis usmc usmm usms ussc ussr usss usst ussu ustc usti ustm usts usui usus utik utis utri utsc utti uttu uuri uusi uuuu