f--k ffff ffii ffps ffss fiff fifi fiii fiil fiki fili filk fill fils fipp fips fisi fisk fiss flii flik flip flis fsfi fspf fssf fssp ifil ifis ifps ifsp iiii iiis iipf iisi iisp ikki ilis ilki ilks ill- illi illp ills ipil ipkf ippf ipsi ipsp ipss isfp isil isis iskf isls ispf isps issf issi issp isss kfff kffk kfil kfis kflf kfli kfll kflp kfls kfsi kfsk kfsp kiff kifl kifs kiii kiik kiip kiis kikf kiki kikk kili kilk kill kilp kip- kipi kipl kipp kips kisf kisi kisk kisl kiss kkfi kkfs kkik kkkk kklf kkli kkll kkls kkpk kkpl kkps kksf kksi kksp kkss klff klfi klif klik klil klip klis klkk klkl klks kllk kllp klls klpf klpi klsf klsi kpfk kpif kpkk kpkl kplk kppk kppl kppp kpsf kpsi kpsp ksfi ksif ksii ksik ksil ksip ksis kskf kskk ksks ksli kslk ksll kspi kspk kspl ksps kssi kssl ksss liff lifl liii liis lili lill lils lip- lipi lipl lipp lips lisi lisk lisp liss lkfs llks llll llps lpfp lppl lpss lspl lssp pfff pfis pfkl pfkp pfli pfps piff pifs piip piki pikk piks pil- pili pilk pill pils pipi pipp pips pisi pisk piss plff plif plik plip plis plkk plpp plsi plss ppif ppli pppp ppps ppsf ppss psfk psfs psil psip psis pspi pspp psps s-ii sfls sfss siff sifl siik siki siks sil- silf sili silk sill sils sipi sipp sips sisi sisk siss skif skik skil skip skis skss sl-i slik slip sllp slpi slpp slps spfs spik spip spis spkl splp spls sppf spps spsp spss ssfl ssfp ssis sslp sspf sspl ssps sssf sssi ssss