rpps rptd rpts rred rrfc rrif rrrr rrsp rscc rscs rsdd rsds rsee rsfc rsid rsis rspk rsps rsre rstp rsts rtcc rtce rtdt rtee rtei rtes rtfc rtps rtss rttp rtts s-ic s-ii sccc scce sccp sccs scct scdc scdf scdp scds scec scee scep scer scet scfc scfe scfi sci- scic scid scie scif scip scir scis scit sck- scpe scpi scps scpt scr- scrc scre scri scrs scsc scsd scsi scsr scst sctc sctd sctr scts sdcc sddc sdds sdef sdep sder sdes sdet sdfc sdic sdif sdpr sdps sdrc sdrs sdsc sdsf sdss se-c se-d se-e se-f se-i se-k se-s se-t sec- secc secd sece seck secr secs sect sede seds seec seed seef seek seep seer sees seet seff sefi seft seid seie seif seii seik seip seir seis seit seke seki sekk sekt sepd sepe sepi sepp sepr seps sept serc serd sere serf seri serk serp serr sers sert sesc sese sesi sess sest set- setc sete setf seti sets sett sfcc sfcs sfdc sfdk sfer sffc sfpc sfpd sfrc sfss sftp sfts sicc sice sici sick sicp sics sidd side sidi sidr sids siec sied sief siek sier sies sife siff sifr sift siik siit sike siki sikr siks sipc sipe sipi sipp sips sipt sirc sire sirf siri sirk sirp sirr sirs sirt sisc sisd sise sisi sisk siss sist sit- sitc sitd site siti sits sitt sked skee skei skep sker skes sket skfc skic skid skie skif skik skip skir skis skit skpc skrt sksd skss spcc spcs spdc spde spdf spdp spdr spdt spec sped spee spef spek sper spes spet spfc spfs spic spie spik spip spir spis spit spke spkr sppd sppf spps sprd spri sprs spsd spse spsp spss spst sptc sptr spts srcc srct srde srec sres srfc srfi sris srpc srps srpt srsd srsp srtp srtr sscc ssce ssci sscp sscs ssdc ssdd ssdf ssdp ssec ssee ssep sses sset ssfc ssfp ssid ssis ssit sspc sspe sspf ssps sspt ssrc ssri ssrs sssc sssf sssi ssss sstc sstd sstp ssts stcc stcp stcs stds stec sted stee stef stek step ster stes stet stfc stic stid stie stif stik stip stir stis stit stks stpd stpf stpp stps strc strd stre stri strk strs stsf stsi stss sttc sttd sttr tccc tcdd tcep tcfc tctc tcts tdes tdff tdis tdkp tdkr tdri tdse tdss teck tecr tecs tect tedd tede tedi tedk teds teec teed teef teek teer tees teet tefc teff tefi teft teic teie teip teir teis teke tepe tepi tepp ter- terc tere terf teri terk terp terr ters tesc tesd tese tesp tess test tete teti tetr tets tett tfdc tfec tfpt tfrs tfsd tfsi tfss tftc tftp ticc tice tick tics tidc tidd tide tids tie- tied tiee tief tiei tiep tier ties tiet tiff tift tiit tike tiki tip- tipc tipe tipi tipp tips tipt tird tire tiri tirr tirs tise tisi tiss tist titc tite titi titp tits titt tkip tkts tpcd tpck tpcp tpcs tpdf tped tper tpir tpke tpks tppd tppp tppr tprs tpsc tpte tptp tptr trcc tre- trec tred tree tref trei trek tres tret trfc trfd trfr tri- tric trie trif trik trip tris trit trpc trpe trpp trps trsd trsi trst trtc trte trtr tscc tscp tsec tses tset tsfc tsid tsis tsks tsps tspt tsse tssf tssi tssr tsst tstc tsts ttcp tter ttfc ttff ttss tttt