pstu ptcc ptcl ptol ptop pttc ptui puir puis puit puiu puli pull pulo pulp puls pult pulu pupi pupl pups pupu pur- puri purl puro purp purr purs puru pusi puss pust put- puti puto puts putt putu puuc rccc rccs rcic rcis rcls rcos rcpi rcpo rcps rcpt rcsc rcsi rcsl rcss rctc rcti rcts ricc rico rics rict riis rill rilo rilp rilu riol rios riot riou ripi ripl ripp ripr rips ript riri rirs risc risi riso risp riss rist risu riti ritl rito rits ritt ritu rius rlcs rlls rocc roco rocs roil roio roir rois roit roiu roll rolo rolp rolt rooi rool roop roor roos root ropo rops rorc rori roro rort roru rosc rosi roso rosp ross rost rotc roti rotl roto rotr rots rott roul roup rous rout rpcs rpii rpls rpos rpps rpts rrrr rrsp rscc rscs rsis rslc rslp rsos rspo rsps rssl rstp rsts rstu rtcc rtls rtlt rtps rtss rttp rtts ruci ruct ruis ruit rull rulo rupp rupt rurc ruri ruro rurp rurs ruru rusi ruso russ rust rusu ruti rutl ruto ruts rutt rutu s-ic s-ii s-os sccc sccl sccp sccs scct sci- scic scil scio scip scir scis scit scl- sclc scls scol scoo scop scor scot scpi scpl scpo scps scpt scr- scrc scri scrs scsc scsi scsl scso scsr scst scsu sctc sctl scto sctr scts scul scup scur scut sicc sici sico sicp sics sicu siit sil- silc sili sill silo sils silt silu siol siop sior sios siot siou sipc sipi sipo sipp sips sipt sirc siri siro sirp sirr sirs sirt siru sisc sisi siss sist sisu sit- sitc siti sito sits sitt situ siui sius siut sl-i slcc slcu slic slip slir slit sllp sloc sloo slop slos slot slpi slpp slps slrc slrp slrs slsc slst slsu slts sluc slup slur slut soci socl soco socr socs soic soil soir sois soit soli soll solo solp solr sols solt sool soop soor soos soot sopi sopo sopp sops sopu sori soro sorr sors sort soru sosi soso soss sost sotc sotl soto sotp sots sotu soul soup sour sous sout spcc spco spcs spic spio spip spir spis spit splc splo splp splr spls spoc spoo spop spor spos spot spps spri spro sprs spso spsp spss spst sptc spto sptr spts spui spur spus sput srcc srct sris sros srpc srps srpt srsp srtp srtr sscc ssci sscp sscs ssis ssit sslc sslp sslt ssoc ssop ssot sspc sspl sspo ssps sspt ssrc ssri ssrl ssrs sssc sssi ssss sstc sstl sstp ssts stcc stcp stcs stcu stic stil stio stip stir stis stit stlc stlo stlt stol stoo stop stor stos stot stou stpp stps strc stri stro strs stru stsi stss sttc sttr stuc stul stup stur stus stut suc- succ suci sucr sucs suio suir suis suit sul- sulc suli sull sulo sulp sult sulu suor suos sup- supo supp supr sups supt sur- surc suri suro surp surr surs surt suru sus- susi suso susp suss sust susu suti suto sutu suus tccc tccu tcos tcpo tctc tcts tcul ticc tico tics tiit tiiu till tilo tilr tils tilt tiop tios tiou tip- tipc tipi tipo tipp tips tipt tipu tiri tirl tiro tirr tirs tiru tisi tiso tiss tist titc titi tito titp tits titt titu tlco tlli tlos tlrs toci toco toil tois toit tol- toli toll tolo tolt tolu tool toor toos toot top- topi topo topp tops topt topu torc tori toro torp torr tors tort toru tosc tosi toso toss tost tosu totc toti toto totr tots tott toui toul toup tour tous tout tpcp tpcs tpir tpls tpol tppp tppr tprs tpsc tptp tptr tput trcc trcl tri- tric tril trio trip tris trit troc troi troo trop tros trot trou trpc trpp trps trsi trst trtc trtr truc trus trut truu tscc tscp tsis tsoi tsol tsop tsos tsou tspo tsps tspt tssi tssr tsst tstc tsts tsui tsup ttcp ttop ttss tttt ttul tucc tuco tuil tuis tuit tuiu tuli tull tulo tulp tulu tuor tuos tupi tupo tups tupu turc turi turo turp turr turs turt turu tusc tusi tuss tust tuti tutl tuto tuts tutt tutu tuuo u-rp ucci uccp ucil ucio ucos ucrc ucsc ucst ucsu ucut uipi uirr uist uits ulcc ulco ulic ulli ullo ullr ulo- uloc ulos ulti ulto ults ultt ulul ulus uocc uolc uor- upci upcs upic upis uplo upor upos uppc uppp uppu upri upsc upsi uptl upto upup urci uric uris uriu urls uro- urol uroo urpo urri ursi urso urss ursu urts urup urur urus urut uscc usco uscs usip usis uslp uslu usoc usoi usos uspc uspo uspp usps ussc ussr usss usst ussu ustc usti usto ustp usts usui usul usus util utis utor utri utsc utsl utti utto uttu uucp uulu uuoc uuri uusi uuuu