llll llyr lrrr lrry lrst lrts ls-r lssr lsts ltrs ltsr lttr ltyr lull lulu lurs lurt lury luss lust luts luys luyt lyly lys- lysl lyss lyst lytt rlls rlys rrrr rssl rsts rstu rtls rtlt rtss rtts rull ruly rurs ruru russ rust rusu rusy rutl ruts rutt rutu ruty ruyl ruys rysy rytt ryyt slrs slst slsu slts slur slut slys srtr sslt ssrl ssrs ssss sstl ssts stlt strs stru stry stss sttr stul stur stus stut stuy styl styr stys sul- sull sult sulu sur- surr surs surt suru sury sus- suss sust susu susy sutu suty suus suyr suyu syl- syll syls sylt syrs syrt syry syss syst sytt tlrs trst trtr trus trut truu try- trys tssr tsst tsts tsys ttss tttt ttul ttyl ttys tull tulu tuly turr turs turt turu tury tuss tust tutl tuts tutt tutu tuty tuyl tuys tyl- tyll tyr- tyrl tyrr tyss tyst tytt tyty tyus ullr ully ults ultt ulul ulus ulys urls urry urss ursu ursy urts urur urus urut uslu ussr usss usst ussu ussy usts usul usus utsl uttu uulu uuuu uyts ylls yrly yssu yuls yulu yurt yury yust yutu yuty yuyu yyyy