pscu psdc psdi psdp psdr psds psec psei psel psid psil psip psis psoc psoi psol psos psou pspi pspp pspr psps psrd psrp pssc psse psso pu-e puce pudo puds pudu pued puel pueo puer pueu puid puir puis puiu pule puli pull pulo pulp puls pulu pupe pupi pupl pups pupu pur- pure puri purl puro purp purr purs puru pusd pusi puss puuc rccc rccs rcdc rcde rcds rcep rcic rcid rcis rcle rcls rcos rcpd rcpi rcpo rcps rcrd rcsc rcsd rcsi rcsl rcss rder rdio rdoc rdos rdpc rdso recc recd rece reci recp recr recs recu redc redd rede redi redl redo redr reds redu reed reel reep rees reid reii reil reir reis reiu reld rele rell relo relp rels reod reol reop reos reou repe repi repl repo repp repr reps repu rerd rere reri rero rers reru rese resi reso resp ress reue reul reup reus reuu ricc rice rico rics ridc ridd ride ridi rido rids ried riel riep rier ries rieu riis rile rill rilo rilp rilu riol rios riou ripd ripe ripi ripl ripp ripr rips rire riri rirs risc risd rise risi riso risp riss risu riue rius rlcs rlds rlee rleu rlls rocc roce roco rocs rodd rode rodi rodo rods roed roel roer roes roid roil roio roir rois roiu rold role roll rolo rolp rood rooi rool roop roor roos rope ropo rops rorc rore rori roro roru rosc rose rosi roso rosp ross roud roue roul roup rous rpcs rpdp rpii rpls rpoe rpos rpps rred rrle rrrr rrsp rscc rscs rsdd rsdl rsds rsee rsid rsis rslc rslp rsos rspo rsps rsre rssl ruce ruci rudd rude rudi rudl rudo rudp ruds rued ruel ruer rues ruid ruis rule rull rulo rupe rupp rurc rurd rure ruri ruro rurp rurs ruru ruse rusi ruso russ rusu ruud s-ic s-ii s-os sccc scce sccl sccp sccs scdc scdp scds scec scee scel scep scer sci- scic scid scie scil scio scip scir scis scl- sclc scls scol scoo scop scor scpe scpi scpl scpo scps scr- scrc scre scri scrs scsc scsd scsi scsl scso scsr scsu scud scul scup scur sdcc sdco sddc sdds sdep sder sdes sdic sdio sdlc sdls sdpr sdps sdrc sdrs sdsc sdsl sdss sdsu se-c se-d se-e se-i se-o se-s se-u sec- secc secd sece seco secr secs secu sede sedo seds seec seed seel seep seer sees seeu seid seie seii seil seip seir seis seiu seld sele seli sell selo sels selu seoc seod seoi seol seop sepd sepe sepi sepo sepp sepr seps sepu serc serd sere seri sero serp serr sers seru sesc sese sesi seso sess seui seul seur sicc sice sici sico sicp sics sicu sidd side sidi sido sidr sids siec sied siel sier sies sil- silc sild sile sili sill silo sils silu siod sioe siol siop sior sios siou sipc sipe sipi sipo sipp sips sirc sire siri siro sirp sirr sirs siru sisc sisd sise sisi siss sisu siue siui sius sl-i slcc slcd slcu slds sled slee slep sler sles slic slid slie slip slir sllp sloc slod sloe sloo slop slos slpi slpp slps slrc slre slrp slrs slsc slsu sluc slud slue slup slur soce soci socl soco socr socs sodd sode sodo sods sodu soec soel soeo soep soes soic soie soil soir sois sold sole soli soll solo solp solr sols sood sool soop soor soos sopd sope sopi sopo sopp sops sopu sord sore sori soro sorr sors soru sose sosi soso soss soud soue soul soup sour sous spcc spco spcs spdc spde spdl spdp spdr spec sped spee spel sper spes spic spie spio spip spir spis splc sple splo splp splr spls spoc spod spoo spop spor spos sppd spps sprd spri spro sprs spsd spse spso spsp spss spud spue spui spur spus srcc srde srec sreo sres sris sros srpc srps srsd srsp sscc ssce ssci sscp sscs ssdc ssdd ssdp ssec ssee ssep sses ssid ssis sslc ssle sslp ssoc ssop sspc sspe sspl sspo ssps ssrc ssri ssrl ssrs sssc sssi ssss suc- succ suci sucr sucs sudd sude sudi sudo suds sued suee suel suer sues sueu suid suie suio suir suis sul- sulc suld sule suli sull sulo sulp sulu suor suos sup- supe supo supp supr sups sur- surc surd sure suri suro surp surr surs suru sus- susd suse susi suso susp suss susu suus u-ie u-rp ucci uccp ucdc ucdd ucel uces ucil ucio ucos ucrc ucsc ucsd ucsu uddi udds udel uder udic udid udir udoo udop udos udpd udsd udsl ueir uele ueli uell uepi uers uess uies uile uipi uirr uisd uise ulcc ulco ulde ulee uleo ules ulic ulie ulle ulli ullo ullr ulo- uloc ulos ulul ulus uocc uolc uor- uore upci upcs updo uped upic upie upis uplo upor upos uppc uppe uppp uppu upri upsc upse upsi upup urci urde urds urdu ure- ured ures uric urie uris uriu urle urls uro- urol uroo urpo urre urri urse ursi urso urss ursu urup urur urus uscc usce usco uscs usdc usde usdl usdo usdp usds used usee usel user uses usie usip usis usle uslp uslu usoc usoe usoi usos uspc uspo uspp usps ussc usse ussr usss ussu usui usul usus uucp uulu uuoc uuri uusi uuuu