llll llps llyr lppl lprp lpss lpys lrps lrpu lrrr lrry lrst lrts ls-r lspl lspr lssp lssr lsts ltps ltrs ltsp ltsr lttr ltyr lull lulu lupu lurs lurt lury luss lust luts luup luys luyt lyly lys- lysl lyss lyst lytt plpp plss pltt plup plur plus plyt pppp ppps ppru ppss ppts pptt ppur prlr prls prps prrs prsl prss prtp prtr prus prut pruu prys pspp pspr psps psrp psst psts pstu psy- psys pull pulp puls pult pulu puly pupl pups pupu pupy pur- purl purp purr purs puru pury puss pust put- puts putt putu puy- puys puyt pyl- pyll pypy pyr- pyrl pyry pyss pyst pytt rlls rlys rpls rpps rpts rrrr rrsp rslp rsps rssl rstp rsts rstu rtls rtlt rtps rtss rttp rtts rull ruly rupp rupt rupy rurp rurs ruru russ rust rusu rusy rutl ruts rutt rutu ruty ruyl ruys rysy rytt ryyt sllp slpp slps slrp slrs slst slsu slts slup slur slut slyp slys splp splr spls spps sprs spry spsp spss spst sptr spts spur spus sput spy- spyr spys srps srpt srsp srtp srtr sslp sslt sspl ssps sspt ssrl ssrs ssss sstl sstp ssts stlt stpp stps strs stru stry stss sttr stul stup stur stus stut stuy styl styr stys sul- sull sulp sult sulu sup- supp supr sups supt supy sur- surp surr surs surt suru sury sus- susp suss sust susu susy sutu suty suus suyr suyu syl- syll syls sylt syrs syrt syry syss syst sytt tlrs tpls tppp tppr tprs tptp tptr tput trpp trps trst trtr trus trut truu try- tryp trys tsps tspt tssr tsst tsts tsup tsys ttss tttt ttul ttyl ttys tull tulp tulu tuly tups tupu tupy turp turr turs turt turu tury tuss tust tutl tuts tutt tutu tuty tuyl tuys tyl- tyll typ- typp typy tyr- tyrl tyrr tyss tyst tytt tyty tyup tyus u-rp ullr ully ults ultt ulul ulus ulys uppp uppu uppy upsy uptl upup urls urry urss ursu ursy urts urup urur urus urut uslp uslu uspp usps ussr usss usst ussu ussy ustp usts usul usus utsl uttu uulu uuuu uyts ylls yput yrly yssu yuls yulu yups yurt yury yust yutu yuty yuyu yyyy