cccc cccp cccs cccu ccgc ccgs ccgt ccpp ccpr ccps ccrc ccrg ccrp ccrs ccrt ccsg ccsp ccss ccst cctc cctt ccuc ccup ccus ccut cgcc cgcg cggs cgss cgst cgtp cgtu cpcs cpcu cpps cprs cprt cpsc cpsr cpsu cptp cptr cpts cpus crcc crcr crgs crpc crps crrt crsp crss crst crtc crtp crts crug crup crus crut cry- crys cscc cscr cscs cspc csps cspt csrc csrs cssr cstc cstg cstr csts csup csur csus csys ctcp ctgu ctpp ctps ctrc ctrp ctrs ctsc ctss ctsu ctts cucc cugy cupp cupr cups curr curs curt cury cusg cusp cuss cust cusu cusy cut- cutc cuts cutt cuy- cuyp cuyr cyc- cycc cycs cypc cyps cyrs cyrt cysg cyst cyt- cyy- cyyc gc-c gccc gccs gcpc gcrg gcss gcst gcsu gctc gcts gggg ggss gpgp gprp gprs gpsg gpss grcc grpc grps grrr grrs grss grtc grug grur grus grut gry- grys gryt gscp gspc gspt gstr gsur gtcr gtcs gugg gugu gups gurg gurr gurs gurt guru gury guss gust guts gutt gutu guty guus guys guyu gyps gyr- gyrs gyss gyst gytt gyuu pccc pccs pcgg pcgs pcpp pcps pcrc pcts pgcc pgpu pgrc pgsc pgss pgup ppcc ppcs pppp ppps pprc ppru ppss ppts pptt ppur prcc prcp prcs prgs prps prrs prsc prss prtc prtp prtr prus prut pruu prys pscu psgr pspp pspr psps psrp pssc psst psts pstu psy- psys ptcc ptgs pttc pugs pugu pups pupu pupy pur- purg purp purr purs puru pury puss pust put- puts putt putu puuc puy- puys puyt pyg- pygg pypy pyr- pyry pyss pyst pytt rccc rccs rcgc rcps rcpt rcrg rcsc rcss rctc rctg rcts rcyc rgtr rgts rpcs rpgs rpps rpts rpyc rrrr rrsp rscc rscs rscy rsgc rsps rstp rsts rstu rtcc rtcg rtgs rtps rtss rttp rtts ruct rugg rugs rupp rupt rupy rurc rurp rurs ruru russ rust rusu rusy ruts rutt rutu ruty ruys rysy rytt ryyt sccc sccp sccs scct sccy scgp scgs scps scpt scr- scrc scrs scry scsc scsr scst scsu sctc sctr scts scug scup scur scut sgcg sggg sggs sgps sgss sgts spcc spcs spgt spps sprs spry spsp spss spst sptc sptr spts spug spur spus sput spy- spyr spys srcc srct srpc srps srpt srsp srtp srtr sscc sscp sscs ssgs ssgt sspc ssps sspt ssrc ssrg ssrs sssc ssss sstc sstp ssts stcc stcp stcs stcu stgr stpp stps strc strs stru stry stss sttc sttr stuc stug stup stur stus stut stuy styr stys suc- succ sucr sucs sug- sugg sup- supp supr sups supt supy sur- surc surg surp surr surs surt suru sury sus- susp suss sust susu susy sutu suty suus suyr suyu sycr syrs syrt syry syss syst sytt tccc tccu tcpy tctc tcts tgcc tgtc tgts tpcp tpcs tppp tppr tprs tpsc tptp tptr tput trcc trpc trpg trpp trps trst trtc trtr truc trug trus trut truu try- tryg tryp trys tscc tscg tscp tsgt tsps tspt tssg tssr tsst tstc tsts tsup tsys ttcp ttss tttt ttys tucc tugg tugs tugu tups tupu tupy turc turg turp turr turs turt turu tury tusc tuss tust tuts tutt tutu tuty tuys typ- typp typy tyr- tyrr tyss tyst tytt tyty tyup tyus u-rp uccp ucrc ucsc ucst ucsu ucut ugcc ugcg uggs uggt ugur uguu upcs uppc uppp uppu uppy upsc upsy upup urcy urgu urry urss ursu ursy urts urup urur urus urut uscc uscg uscs usgp uspc uspp usps ussc ussr usss usst ussu ussy ustc ustp usts usus utsc uttu utug uucp uuuu uyts yccc yctc ypcc yput yssu yugg yugs yugu yups yurt yury yust yutu yuty yuyu yyyy