rirs risc rise risi risp riss rist rite riti rits ritt rncp rncs rnie rnin rnnt rnsp rntp rpcs rpet rpii rppn rpps rptn rpts rrrr rrsp rscc rscn rscs rsee rsis rsnn rsnr rsps rsre rstp rsts rtcc rtce rtee rtei rtes rtns rtps rtss rttp rtts s-ic s-ii sccc scce sccp sccs scct scec scee scep scer scet 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-i se-n se-s se-t sec- secc sece secn secr secs sect seec seen seep seer sees seet seie seii sein seip seir seis seit sene seni senn senr sens sent sepe sepi sepn sepp sepr seps sept serc sere seri sern serp serr sers sert sesc sese sesi sess sest set- setc sete seti sets sett sicc sice sici sicp sics siec sien sier sies siit sine 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 snep sner snes snet snie snip snir snit snns snpp snrs snte sntr spcc spcs spec spee spen sper spes spet spic spie 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 ssin ssis ssit ssns sspc sspe ssps sspt ssrc ssri ssrs sssc sssi ssss sstc sstp ssts stcc stcp stcs stec stee sten step ster stes stet stic stie stip stir stis stit 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 teic teie tein teip teir teis tenc tene 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 ticc tice tics tie- tiee tiei tien tiep tier ties tiet tiit tinc tine 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 tnsp tnts tpcp tpcs tper tpir tppp tppr tprs tpsc tpte tptp tptr trcc tre- trec tree trei tren tres tret tri- tric trie trin trip tris trit trpc trpe trpn trpp trps trsi trst trtc trte trtr tscc tscp tsec tsen tses tset tsin tsis tspn tsps tspt tsse tssi tssr tsst tstc tsts ttcn ttcp tten tter ttss tttt