icse icsi icsp icsr icss icst icta ictp icts ictv ieac ieat iecc ieet ieie iepa iera iere ieri iers iesa iesc iesi iesr iest ieta iett ietv ieva iiac iias iica iies iiie iiii iiis iiit iipa iira iirc iirs iisc iisi iisp iisr iist iita iitr iitt ipac ipas ipat ipca ipcc ipce ipcs ipct ipea ipec iper ipes ipet ipie ippa ippc ippr ipri ipsa ipsc ipse ipsi ipsp ipss ipta iptc ipts iptv ipvs irac irae irai irap irar iras irca ircc ircs iree irer ires iri- iria iric irie irip iris irpa irpc irpe irps irra irrc irre irri irrs irsa irse irsp irta irte irti irtp irts irvs is-a isac isae isai isar isas isat isca iscc isci iscp iscr iscs isct isea isec isee isep iser ises iset isia isic isie isis isit ispa ispc ispe ispr isps isra isri isrp issa issc isse issi issp issr isss ista istc iste isti istp istr ists itaa itac itai itap itar itas itat itcs itea itec itep iter ites itet itia itic itie itis itpa itpc itra itri itrs itsa itse itsi itsp itta ivai ivar ivea ivec iver ives ivic ivie ivre ivrs paap paar paas paat paca pace paci pacs pact paea paec paep paer paes paia paie paip pair pais pait papa pape papi papp papr paps par- para parc pare pari parp parr pars part parv pasa pasc pase pasi pasp pass past pata pate pati patr pats patt pava pave pavs pcaa pcae pcap pcas pcca pccc pcce pccs pcea pcep pcer pcia pcip pcpp pcps pcra pcrc pcre pcsa pcse pcte pcts pctv peac peai peap pear peas peat peca pece peci pecr pecs pect peec peep peer pees peet peev peia peip peir peis peit pepa pepe pepi peps per- pera perc pere peri perp perr pers pert perv pesa pese pesi pess pest peta pete peti petr pets pett piai pias piat pica picc pice pici picr pics pict piea piep pier pies piet piia piip pipa pipe pipi pipp pips pira pirc pire piri pirr pirs pisa pise pisi piss pist pita pite piti pitr pits pitt piva ppac ppap ppar ppcc ppci ppcs pper ppic ppie pppa pppp ppps pprc ppss ppta ppts pptt pptv prae prai prar pras prat prca prcc prcp prcs pre- prec pree prep pres pret prev pri- pria prie prii pris priv prps prri prrs prsa prsc prse prsi prss prsv prtc prti prtp prtr psac psap psas psat psav psca psci psec psei psia psip psis pspi pspp pspr psps psrp pssa pssc psse psst psts pstv psvt ptas ptca ptcc pter ptsa pttc pvcs pvpa pvsa pvts raas raat rac- raca racc race raci racs ract racv raec raep raer raes raia raic raie raii raip rair rais rait rapa rapc rape rapi rapp raps rapt rara rare rari rars rasa rasc rase rasi rasp rass rast rata rate rati ratp rats ratt rava rave ravi rcac rcas rccc rccs rcep rcet rcic rcis rcpi rcps rcpt rcsa rcsc rcsi rcss rctc rcti rcts rctv rcvr rcvs rea- reac reae reap rear reas reat reca recc rece reci recp recr recs rect reep rees reet reev reia reii reir reis reit repe repi repp repr reps rept rera rere reri rers rert resa rese resi resp ress rest reta rete reti retr rets rett reva reve revi revp revs riaa riai rias riat rica ricc rice rics rict riep rier ries riet riia riis ripa ripe ripi ripp ripr rips ript rire riri rirs risa risc rise risi risp riss rist rita rite riti rits ritt riva rive rivp rivs rpca rpcs rpet rpii rpps rpta rpts rras rrat rrrr rrsp rsaa rsai rscc rscs rsee rsis rsps rsre rssa rstp rsts rsvp rtai rtas rtca rtcc rtce rtee rtei rtes rtpa rtps rtss rttp rtts rtva rtve rtvi rv-c rvca rver rvsp s-ic s-ii s-iv s-vt sa-c saac saae saap saar saas saat saca sacc sace saci sacr sacs sact saer saes saia saic saie saip sair sais sait saiv sapa sape sapi sapp saps sara sarc sare sari sarp sarr sars sart sarv sasa sasc sase sasi sass sast sata satc sate sati satr sats satt sava save savi savs scaa scac scai scap scar scas scat sccc scce sccp sccs scct scea scec scee scep scer scet sci- scia scic scie scip scir scis scit sciv scpa scpe scpi scps scpt scr- scra scrc scre scri scrs scsa scsc scsi scsr scst sctc sctr scts sctv scvp se-c se-e se-i se-s se-t seaa seac seap sear seas seat sec- seca secc sece secr secs sect secv seea seec seep seer sees seet seia seie seii seip seir seis seit sepa sepe sepi sepp sepr seps sept sera serc sere seri serp serr sers sert serv sesa sesc sese sesi sess sest set- seta setc sete seti sets sett seva seve sevi siaa siac siae siai sias siat sica sicc sice sici sicp sics siec sier sies siit sipa sipc sipe sipi sipp sips sipt sira sirc sire siri sirp sirr sirs sirt sisa sisc sise sisi siss sist sit- sita sitc site siti sits sitt siva sive sivi sp-a spac spae spap spar spas spat spca spcc spcs spea spec spee sper spes spet spia spic spie spip spir spis spit spiv spps spri sprs spsa spse spsp spss spst spta sptc sptr spts spva sras srcc srct srec sres sris srpc srps srpt srsp srta srtp srtr srtv ssaa ssac ssap ssas ssat ssca sscc ssce ssci sscp sscs ssec ssee ssep sses sset ssis ssit sspa sspc sspe ssps sspt ssra ssrc ssri ssrs sssa sssc sssi ssss ssta sstc sstp ssts ssvp st-v stac stae stai stap star stas stat stca stcc stcp stcs stea stec stee step ster stes stet stev stia stic stie stip stir stis stit stpp stps stra strc stre stri strs stsi stss sttc sttr stvs