fff ffi ffk ffr ffs fft fif fii fik fir fis fit fkf fki fkk fkt frf fri frk frr frs frt fsf fsi fsk fsr fss fst ftf fti ftk ftr fts ftt i-f iff ifi ifr ifs ift iif iii iir iis iit ikf iki ikk ikr iks ikt ir- irf iri irk irr irs irt is- isf isi isk isr iss ist itf iti itk its itt k-t kff kfi kfs kif kii kik kir kis kit kki kkk kkr kks kkt krf kri krk krr krs krt ksf ksi ksk ksr kss kst ktf ktk ktr kts ktt rff rfi rfk rfr rfs rft rif rii rik rir ris rit rkf rkk rks rkt rrf rri rrk rrr rrs rrt rsf rsi rsk rsr rss rst rtf rti rtk rtr rts rtt sff sfi sfk sfr sfs sft sif sii sik sir sis sit sk- skf ski skk skr sks skt sr- srf sri srk srr srs srt ss- ssf ssi ssk ssr sss sst stf sti stk str sts stt tff tfi tfk tfr tfs tft tif tii tik tir tis tit tkk tkr tks tkt trf tri trk trr trs trt tsf tsi tsk tsr tss tst ttf tti ttk ttr tts ttt

f--k ffff ffii ffrr ffss fftf fiff fifi fift fiii fiki firk firs fisi fisk fiss fist fiti fits fitt frik fris frit frst fsfi fssf ftii ftrs ftsr ifis ifit ifrf ifri iiii iiis iiit iirs iisi iisr iist iitr iitt ikki ikri iri- iris irki irks irri irrs irsf irtf irti irts isis isit iskf isri issf issi issr isss isti istr ists itif itis itrf itri itrs itsf itsi ittf kfff kffk kfir kfis kfit kfri kfrr kfrs kfsi kfsk kfsr kfst kfti kftk kftt kiff kifr kifs kift kiii kiik kiis kiit kikf kiki kikk kikr kikt kirf kiri kirk kirr kirs kirt kisf kisi kisk kisr kiss kist kiti kitr kits kitt kkfi kkfr kkfs kkft kkik kkit kkkk kkrf kkrk kkrr kkrs kkrt kksf kksi kksr kkss kkst kktk kkts krff krfs krft krik kris krit krki krkk krkr krks krrf krri krrk krrr krrs krrt krsf krsk krsr krss krst krti krtk krtr krts ksfi ksfr ksft ksif ksii ksik ksir ksis ksit kskf kskk kskr ksks ksrf ksrr ksrs ksrt kssi kssr ksss ksst ksti kstk kstr ksts kstt ktfi ktfs ktik ktis ktkk ktkr ktks ktkt ktrf ktri ktrk ktrr ktrs ktrt ktsf ktsr ktst kttf ktti kttk kttr ktts kttt riff rifs rift riif riis riki rikk riri rirs risi risk riss rist riti rits ritt rkkf rkss rkts rrif rrrr rsis rsts rtss rtts s-ii sfss sfts siff sifr sift siik siit siki sikr siks sirf siri sirk sirr sirs sirt sisi sisk siss sist sit- siti sits sitt skif skik skir skis skit skrt skss srfi sris srtr ssis ssit ssri ssrs sssf sssi ssss ssts stif stik stir stis stit stks stri strk strs stsf stsi stss sttr tfrs tfsi tfss tiff tift tiit tiki tiri tirr tirs tisi tiss tist titi tits titt tkts trfr tri- trif trik tris trit trsi trst trtr tsis tsks tssf tssi tssr tsst tsts ttff ttss tttt

-itis fikri firit firks first fisks fissi fists fitit fitri fitts friis frisk friss frist frits fritt ftrtt i-rtk if-- ifits ifrit ifttt iiiii iikss iiris iisir iitti ikiss iksir iriki iris- iriss irrit irssi is-is isfit isisi isiti isits isitt itfit itisi itsit ittti kifri kiiki kikis kikki kirfi kiris kirki kirks kirsi kirst kisii kisir kiss- kissi kists kitir kitki kitsk kitti kitts kriss krist kriti ri-fi riffs rifts rikki risks risti ritts rsssf rt-rk s-iii siftr sifts siirt sikki sikri sikti sirik siris sirki sirsi sisis siski sissi sists sitit sitsi sitti sk-ii skiff skift skiis skiri skirr skirt skiti skits skrik sssss stfis stiff stift stiif stiir stirk stirs stirt stitt strif strik strit strrs ti-ti tiffs tifts tikis tikit tikki tikri tiksi tiris tirit tirrs tisis tisri tiss- tissi titii titik titis titti tkirk triki trikk tris- trisk triss trist trit- trits tritt ttttt

firstk firsts fissi- fitkit fittit frisii frisks fritts ifitis ifrits ikkiss iris-t iritis isists itfits ittiri kiffis kikiki kikkik kiriri kiriti kirsti kirtik kitist krisis kristi kritik rififi riskit rititi siiiii siriri sirris sirsir sirtir sirtis sirtsi sisisi sistri sitski skiffs skirts sssfrs stiffs stiks stirit stirks striff strift striif strikt tiff-f tikiri tikrit tirrit titiri trists tritik tsktsk

fit-fit iririki kif-kif kirkist kitirik kri-kri kritiri krtis riitiir risksit sirikit sitifis sitskis sssssss stkitts t-skirt trikiti tristis tsirksi tsk-tsk tsktsks

i-ii-iii kirikiti kiritiri kisiriri kisskiss kitsikis tikitiki

first-fit issisisis itik-itik

rikkitikki

fiksifriksi sitsiritsit

iiiiiiiiiiiiiiiis