lset lspl lspr lsrc lsso lssp lssr lsts ltcc ltci ltcs ltee ltps ltrs ltsi ltsp ltsr lttc lttr o-eo occc occi occt oce ocee ocet ocis oclc ocos ocpp ocre ocrl ocro ocrr ocrs oct- octe octi octo octs oec- oecc oeec oeil oele oeps oere oers oese oest oeti oici oier oies oiii oils oios oipc oire oirt oisc oise oist oitc oiti olcc ole- olei oleo oler oles olet olic olie olio olis olit olle olli ollo olor olos olot olpc olpe olsi olst oocr ooer ooes oolo oooo ooos oops oore oort oose oosi oost ootp oots opec opei opel opep oper opes opet opic opie opii opio opis opit ople opls opo- opor opos oppi oppo opps opsi opti opto opts orce orci orco orcs ore- orec orel oreo orer ores ori- oric orie oril orio oris orit orle orlo oro- oroe oror oros orot orpc orpe orpi orps orri orro orrs orse orsi orso ortc orte orto orts oscc osce osci oscl osco osec osee osei osel oser oses oset osie osii osip osis osli oslo osoi osoo osor osos osro osse ossi osso ostc oste osti ostr osts otcl otee otep oter otes otic otis otit oto- otoe otoo otor otos otpp otre otro otrs otse otso otte otti otto otts pccc pcce pccl pccs pcep pcer pcip pcll pclo pcoe pcos pcpp pcps pcrc pcre pcrl pcse pcso pcte pcts pece peci pecl peco pecr pecs pect peec peel peep peer pees peet peil peio peip peir peis peit pel- pele pell pelo pels pelt peor pepe pepi pepo peps per- perc pere peri perl pero perp perr pers pert pese pesi peso pess pest pete peti peto petr pets pett picc pice pici pico picr pics pict piel piep pier pies piet piip pil- pile pili pill pilo pils pilt piot pipe pipi pipo pipp pips pirc pire piri pirl piro pirr pirs pise pisi piso piss pist pite piti pito pitr pits pitt plcc plce ple- plec plee plei pleo ples plet plie plio plip plis plit ploc ploo plop plos plot plpp plri plsi plss pltt poce poco pocs poel poer poes poet poil poio pois pole poli poll polo pols polt pool poop poor poos poot pop- popc pope popi popo popp pops popt porc pore pori poro porr pors port pose posi poso poss post potc pote poti poto pots pott ppcc ppci ppcs pper ppic ppie pple ppli pplo ppos pppo pppp ppps pprc ppss ppts pptt prcc prcp prcs pre- prec pree prel prep pres pret pri- prie prii pris prle prlr prls pro- proc proe prol proo prop pros prot prps prri prrs prsc prse prsi prsl prso prss prtc prti prtp prtr psci psco psec psei psel psil psip psis psoc psoi psol psos pspi pspp pspr psps psrp pssc psse psso psst psts ptcc ptcl pter ptol ptop pttc rccc rccs rcep rcet rcic rcis rcle rcls rcos rcpi rcpo rcps rcpt rcsc rcsi rcsl rcss rctc rcti rcts recc rece reci recp recr recs rect reel reep rees reet reii reil reir reis reit rele rell relo relp rels relt reol reop reos reot repe repi repl repo repp repr reps rept rere reri rero rers rert rese resi reso resp ress rest rete reti reto retr rets rett ricc rice rico rics rict riel riep rier ries riet riis rile rill rilo rilp riol rios riot ripe ripi ripl ripp ripr rips ript rire riri rirs risc rise risi riso risp riss rist rite riti ritl rito rits ritt rlcs rlee rlls rocc roce roco rocs roel roer roes roet roil roio roir rois roit role roll rolo rolp rolt rooi rool roop roor roos root rope ropo rops rorc rore rori roro rort rosc rose rosi roso rosp ross rost rotc rote roti rotl roto rotr rots rott rpcs rpet rpii rpls rpoe rpos rpps rpts rrle rrrr rrsp rscc rscs rsee rsis rslc rslp rsos rspo rsps rsre rssl rstp rsts rtcc rtce rtee rtei rtes rtle rtls rtlt rtps rtss rttp rtts s-ic s-ii s-os sccc scce sccl sccp sccs scct scec scee scel scep scer scet sci- scic scie scil scio scip scir scis scit scl- sclc scls scol scoo scop scor scot scpe scpi scpl scpo scps scpt scr- scrc scre scri scrs scsc scsi scsl scso scsr scst sctc sctl scto sctr scts se-c se-e se-i se-o se-s se-t sec- secc sece seco secr secs sect seec seel seep seer sees seet seie seii seil seip seir seis seit sele seli sell selo sels selt seoc seoi seol seop sepe sepi sepo sepp sepr seps sept serc sere seri sero serp serr sers sert sesc sese sesi seso sess sest set- setc sete seti setl seto sets sett sicc sice sici sico sicp sics siec siel sier sies siit sil- silc sile sili sill silo sils silt sioe siol siop sior sios siot sipc sipe sipi sipo sipp sips sipt sirc sire siri siro sirp sirr sirs sirt sisc sise sisi siss sist sit- sitc site siti sito sits sitt sl-i slcc slee slep sler sles slet slic slie slip slir slit sllp sloc sloe sloo slop slos slot slpi slpp slps slrc slre slrp slrs slsc slst slts soce soci socl soco socr socs soec soel soeo soep soes soic soie soil soir sois soit sole soli soll solo solp solr sols solt sool soop soor soos soot sope sopi sopo sopp sops sore sori soro sorr sors sort sose sosi soso soss sost sotc sote sotl soto sotp sots spcc spco spcs spec spee spel sper spes spet spic spie spio spip spir spis spit splc sple splo splp splr spls spoc spoo spop spor spos spot spps spri spro sprs spse spso spsp spss spst sptc spto sptr spts srcc srct srec sreo sres sris sros srpc srps srpt srsp srtp srtr sscc ssce ssci sscp sscs ssec ssee ssep sses