repr reps rept rere reri rers rert rese resi resp ress rest rete reti retr rets rett ricc rice rick rics rict riek riep rier ries riet riis rike riki rikk ripe ripi ripp ripr rips ript rire riri rirs risc rise risi risk risp riss rist rite riti rits ritt rkss rkts rpcs rpet rpii rpps rpts rrrr rrsp rscc rscs rsee rsis rspk rsps rsre rstp rsts rtcc rtce rtee rtei rtes rtps rtss rttp rtts s-ic s-ii sccc scce sccp sccs scct scec scee scep scer scet sci- scic scie scip scir scis scit sck- scpe scpi scps scpt scr- scrc scre scri scrs scsc scsi scsr scst sctc sctr scts se-c se-e se-i se-k se-s se-t sec- secc sece seck secr secs sect seec seek seep seer sees seet seie seii seik seip seir seis seit seke seki sekk sekt sepe sepi sepp sepr seps sept serc sere seri serk serp serr sers sert sesc sese sesi sess sest set- setc sete seti sets sett sicc sice sici sick sicp sics siec siek sier sies siik siit sike siki sikr siks sipc sipe sipi sipp sips sipt sirc sire siri sirk sirp sirr sirs sirt sisc sise sisi sisk siss sist sit- sitc site siti sits sitt skee skei skep sker skes sket skic skie skik skip skir skis skit skpc skrt skss spcc spcs spec spee spek sper spes spet spic spie spik spip spir spis spit spke spkr spps spri sprs spse spsp spss spst sptc sptr spts srcc srct srec sres sris srpc srps srpt srsp srtp srtr sscc ssce ssci sscp sscs ssec ssee ssep sses sset ssis ssit sspc sspe ssps sspt ssrc ssri ssrs sssc sssi ssss sstc sstp ssts stcc stcp stcs stec stee stek step ster stes stet stic stie stik stip stir stis stit stks stpp stps strc stre stri strk strs stsi stss sttc sttr tccc tcep tctc tcts teck tecr tecs tect teec teek teer tees teet teic teie teip teir teis teke tepe tepi tepp ter- terc tere teri terk terp terr ters tesc tese tesp tess test tete teti tetr tets tett ticc tice tick tics tie- tiee tiei tiep tier ties tiet tiit tike tiki tip- tipc tipe tipi tipp tips tipt tire tiri tirr tirs tise tisi tiss tist titc tite titi titp tits titt tkip tkts tpck tpcp tpcs tper tpir tpke tpks tppp tppr tprs tpsc tpte tptp tptr trcc tre- trec tree trei trek tres tret tri- tric trie trik trip tris trit trpc trpe trpp trps trsi trst trtc trte trtr tscc tscp tsec tses tset tsis tsks tsps tspt tsse tssi tssr tsst tstc tsts ttcp tter ttss tttt