nstc nstp nsts ntcc nter ntes ntis ntpc ntrc ntsc ntss nttr pccc pcce pccs pcep pcer pcgg pcgs pcin pcip pcns pcnt pcpn pcpp pcps pcrc pcre pcse pcte pcts pece peci pecr pecs pect peec peen peep peer pees peet pegg pegs pein peip peir peis peit pen- penc pene peng peni penn pens pent pepe pepi peps per- perc pere perg peri pern perp perr pers pert pese pesi pess pest pete peti petn petr pets pett pgcc pgce pger pgrc pgsc pgss picc pice pici picr pics pict pien piep pier pies piet pigc pigg pign pigp pigs pigt piip pinc pine ping pini pinn pinp pins pint pipe pipi pipp pips pirc pire pirg piri pirn pirr pirs pise pisg pisi piss pist pite piti pitr pits pitt pnec pnes pnet pnic pnin pnpp pnsc pntr ppcc ppci ppcs ppen pper ppgi ppic ppie ppig pppn pppp ppps pprc ppss pptn ppts pptt prcc prcp prcs pre- prec pree preg pren prep pres pret prgs pri- prie prig prii prin pris prnp prps prri prrs prsc prse prsi prss prtc prti prtp prtr psci psec pseg psei psgi psgr psip psis psnc psni psnr pspi pspp pspr psps psrp pssc psse psst psts ptcc pten pter ptgs pttc rccc rccs rcep rcet rcgc rcic rcis rcnr rcpi rcps rcpt rcrg rcsc rcsi rcss rctc rctg rcti rcts recc rece reci recp recr recs rect reen reep rees reet rege regi regn regr regs regt reii rein reir reis reit rene reng reni renn rens rent repe repi repp repr reps rept rere rerg reri rers rert rese resi resn resp ress rest rete reti retr rets rett rgit rgtr rgts ricc rice rics rict rien riep rier ries riet rige rigg rigi rigs riin riis rine ring rinn ripe ripi ripp ripr rips ript rire riri rirs risc rise risi risp riss rist rite riti rits ritt rncp rncs rngs rnie rnin rnnt rnsp rntp rpcs rpet rpgs rpii rppn rpps rptn rpts rrrr rrsp rscc rscn rscs rsee rsgc rsis rsnn rsnr rsps rsre rstp rsts rtcc rtce rtcg rtee rtei rtes rtgs rtns rtps rtss rttp rtts s-ic s-ii sccc scce sccp sccs scct scec scee sceg scep scer scet scgp scgs sci- scic scie scin scip scir scis scit scnr scnt scpe scpi scps scpt scr- scrc scre scri scrn scrs scsc scsi scsn scsr scst sctc sctn sctr scts se-c se-e se-g se-i se-n se-s se-t sec- secc sece secg secn secr secs sect seec seeg seen seep seer sees seet sege segg segi segs seie seii sein seip seir seis seit sene seng seni senn senr sens sent sepe sepg sepi sepn sepp sepr seps sept serc sere serg seri sern serp serr sers sert sesc sese sesi sess sest set- setc sete seti sets sett sgce sgcg sger sges sggg sggs sgic sgps sgss sgts sicc sice sici sicp sics siec sieg sien sier sies sige sigg sigi sign sigs siit sine sing sini sinn sinp sins sint sipc sipe sipi sipp sips sipt sirc sire siri sirp sirr sirs sirt sisc sise sisi siss sist sit- sitc site siti sitn sits sitt sncc sncp snee sneg snep sner snes snet snie snig snip snir snit snns snpg snpp snrs snte sntr spcc spcs spec spee speg spen sper spes spet spgt spic spie spig spin spip spir spis spit spne spns spps spri sprs spse spsp spss spst sptc sptr spts srcc srct srec sres sris srni srnn srpc srps srpt srsp srtp srtr sscc ssce ssci sscp sscs ssec ssee ssep sses sset ssgs ssgt ssin ssis ssit ssns sspc sspe ssps sspt ssrc ssrg ssri ssrs sssc sssi ssss sstc sstp ssts stcc stcp stcs stec stee steg sten step ster stes stet stge stgr stic stie stig stip stir stis stit stng stnn stnr stns stpp stps strc stre stri strn strs stsi stss sttc sttr tccc tcep tcnn tctc tcts tecr tecs tect teec teen teer tees teet tegg tegi tegs tegt teic teie tein teip teir teis tenc tene teng teni tenn tenp tens tent tepe tepi tepp ter- terc tere teri tern terp terr ters tesc tese tesp tess test tete teti tetr tets tett tgcc tgtc tgts ticc tice tics tie- tiee tiei tien tiep tier ties tiet tige tigi tigr tigs tiit tinc tine ting tini tinn tins tint tip- tipc tipe tipi tipp tips tipt tire tiri tirr tirs tise tisi tiss tist titc tite titi titp tits titt tncc tnes tnge tngs tnsp tnts tpcp tpcs tpeg tper tpir tppp tppr tprs tpsc tpte tptp tptr trcc tre- trec tree treg trei tren tres tret trge tri- tric trie trig trin trip tris trit trng trpc trpe trpg trpn trpp trps trsi trst trtc trte trtr tscc tscg tscp tsec tsen tses tset tsgt tsig tsin tsis tspn tsps tspt tsse tssg tssi tssr tsst tstc tsts ttcn ttcp tten tter ttss tttt