pntl pnxt ppcc ppci ppcs ppen ppic ppie pple ppli pppn pppp ppps ppss pptn ppts pptt psci psec psei psel psil psip psis psnc psni pspi pspp psps pssc psse psst psts ptcc ptcl pten pttc pxes s-ic s-ii sccc scce sccl sccp sccs scct scec scee scel scep scet sci- scic scie scil scin scip scis scit scl- sclc scls scnt scpe scpi scpl scps scpt scsc scsi scsl scsn scst sctc sctl sctn scts se-c se-e se-i se-n se-s se-t se-x sec- secc sece secn secs sect seec seel seen seep sees seet seex seie seii seil sein seip seis seit seix sele seli sell sels selt sene seni senn sens sent sepe sepi sepn sepp seps sept sepx sesc sese sesi sess sest set- setc sete seti setl sets sett setx sex- sexe sexi sexp sext sicc sice sici sicp sics siec siel sien sies siex siit sil- silc sile sili sill sils silt sine sini sinn sinp sins sint sipc sipe sipi sipp sips sipt sisc sise sisi siss sist sit- sitc site siti sitn sits sitt sixe sixt sixx sl-i slcc slee slep sles slet slic slie slip slit slln sllp slpi slpp slps slsc slst slts sncc sncp snee snel snep snes snet snie snip snit snns snpp snte spcc spcs spec spee spel spen spes spet spex spic spie spin spip spis spit spix splc sple splp spls spne spns spps spse spsp spss spst sptc spts sscc ssce ssci sscp sscs ssec ssee ssep sses sset ssex ssin ssis ssit sslc ssle sslp sslt ssns sspc sspe sspl ssps sspt sspx sssc sssi ssss sstc sstl sstp ssts stcc stcp stcs stec stee stel sten step stes stet stex stic stie stil stip stis stit stix stlc stle stln stlt stnn stns stpp stps stsi stss sttc tccc tcep tclx tcnn tctc tcts tecl tecs tect teec teel teen tees teet teic teie teil tein teip teis tel- telc tele teli tell teln tels telt tenc tene teni tenn tenp tens tent tepe tepi tepp tesc tese tesl tesp tess test tete teti tets tett tetx text ticc tice tics tie- tiee tiei tiel tien tiep ties tiet tiit tile till tiln tils tilt tinc tine tini tinn tins tint tip- tipc tipe tipi tipp tips tipt tise tisi tiss tist titc tite titi titp tits titt tixt tlen tlli tltx tncc tnes tnsp tnts tpcp tpcs tpls tppp tpsc tpte tptp tscc tscp tsec tsen tses tset tsin tsis tsix tspn tsps tspt tsse tssi tsst tstc tsts ttcn ttcp tten ttss tttt txcn txen txii xcel xces xcii xcis xen- xene xeni xenn xexe xics xiii xil- xili xill xilp xine xipe xisi xist xixi xlet xlii xlix xlnt xlpe xnee xnet xpcc xpin xsel xsil xsin xslt xtep xtie xxii xxix xxxi xxxx