fff ffi ffk ffo ffp ffr ffs fif fii fik fip fir fis fkf fki fkk fkp fof foi fok foo fop for fos fpi fpk fpo fpp fpr fps frf fri frk fro frp frr frs fsf fsi fsk fso fsp fsr fss i-f iff ifi ifo ifp ifr ifs iif iii iio iip iir iis ikf iki ikk iko ikr iks io- iof ioi ioo iop ior ios ipf ipi ipo ipp ipr ips ir- irf iri irk iro irp irr irs is- isf isi isk iso isp isr iss kff kfi kfo kfs kif kii kik kio kip kir kis kki kkk kkp kkr kks kof koi kok koo kop kor kos kpf kpi kpk kpo kpp kpr kps krf kri krk kro krp krr krs ksf ksi ksk kso ksp ksr kss o-i of- off ofi ofo ofp ofr ofs oif oii oik oio oip oir ois oki okk oko okp okr oks oo- oof ooi ook ooo oop oor oos op- opf opi opk opo opp opr ops or- orf ori ork oro orp orr ors os- osf osi osk oso osp osr oss p-p pff pfi pfk pfo pfp pfr pfs pif pii pik pio pip pir pis pkf pki pko pkp pkr pks pof poi pok poo pop por pos ppf ppi ppk ppo ppp ppr pps prf pri prk pro prp prr prs ps- psf psi psk pso psp psr pss rff rfi rfk rfo rfp rfr rfs rif rii rik rio rip rir ris rkf rkk rko rkp rks rof roi rok roo rop ror ros rpf rpi rpk rpo rpp rpr rps rrf rri rrk rrp rrr rrs rsf rsi rsk rso rsp rsr rss sff sfi sfk sfo sfp sfr sfs sif sii sik sio sip sir sis sk- skf ski skk sko skp skr sks sof soi sok soo sop sor sos spf spi spk spo spp spr sps sr- srf sri srk sro srp srr srs ss- ssf ssi ssk sso ssp ssr sss

f--k ffff ffii ffps ffrr ffss fiff fifi fifo fiii fiki fior fios fipp fips firk firs fisi fisk fiss fofo fois foki foof fook foos fopp fops for- fori fork foro forr fors fosi foso foss fprf frik frio frip fris frop fros frps frso fsfi fsfo fspf fssf fssp ifis ifor ifpo ifps ifrf ifri ifso ifsp iiii iiio iiis iioi iioo iiop iios iipf iirs iisi iisp iisr ikki ikko ikoo ikri ioii ioio ioko ioof iooi iooo ioos iops iori iors ioso ipkf ipko ipop ipos ippf ippo ippr ipri ipsi ipso ipsp ipss iri- irio irip iris irki irks irop irps irri irrs irsf irsp isfp isis iskf isko iso- isof isok isop isor isos ispf ispr isps isri isrp issf issi isso issp issr isss k-os kfff kffk kfio kfir kfis kfok kfoo kfor kfpr kfri kfro kfrp kfrr kfrs kfsi kfsk kfsp kfsr kiff kifr kifs kiii kiik kiip kiis kikf kiki kikk kiko kikr kioi kiok kioo kip- kipi kipo kipp kipr kips kirf kiri kirk kiro kirp kirr kirs kisf kisi kisk kiso kisr kiss kkfi kkfr kkfs kkik kkkk kkoo kkor kkpk kkps kkrf kkrk kkro kkrr kkrs kksf kksi kksp kksr kkss koff kofi kofk kofo kofp koii koir kokf koki kokk koko kokp kokr koks kooi kook kooo koop koor koos kopf kopi kopp kopr kops korf kori kork koro korr kors kos- kosf kosi koso kosp kosr koss kpfk kpfr kpif kpir kpkk kpkr kpof kpok kpoo kpop kppk kppo kppp kppr kprf kpri kprk kpro kprp kprr kprs kpsf kpsi kpso kpsp krff krfo krfp krfs krik krio kris krki krkk krko krkr krks krof kroi krok kroo krop kror kros krpi krpr krps krrf krri krrk krro krrr krrs krsf krsk krsr krss ksfi ksfo ksfr ksif ksii ksik ksip ksir ksis kskf kskk ksko kskr ksks ksof ksoi ksok ksoo ksop ksor ksos kspi kspk kspo kspr ksps ksrf ksro ksrp ksrr ksrs kssi ksso kssr ksss off- offo offr offs ofik ofor oiii oiko oiks oios okir okko okok okor okpo okro oksi okso ooff oofs oooo ooos oops oosi opii opio opis opo- opor opos oppi oppo opps opsi orff orfi orfs ori- orif orio oris orko oro- orof orok oror oros orpi orps orri orro orrs orsi orsk orso osii osik osip osis oski osoi osoo osor osos osro ossi osso pfff pffr pfis pfkp pfps piff pifs piip piki pikk piko piks pipi pipo pipp pips piri pirk piro pirr pirs pisi pisk piso piss poff pofi poik poio pois poko poof pook poop poor poos pop- popi popo popp pops pori pork poro porr pors posi posk poso poss ppif ppos pppo pppp ppps pprf ppsf ppss prfs pri- prif prii pris pro- prof proo prop pros prps prri prrs prsi prso prss psfk psfs psip psis psoi psos pspi pspp pspr psps psrk psrp psso riff rifs riif riis riki rikk rios ripi ripp ripr rips riri rirs risi risk riso risp riss rkkf rkos rkss roff rofo roif roik roio roir rois roki rokk roko rokr roks roof rooi rook roop roor roos ropo rops rori rork roro rosi roso rosp ross rpii rpof rpos rpps rrif rrrr rrsp rsis rsos rspk rspo rsps s-ii s-os sfio sfor sfos sfro sfss siff sifo sifr siik siki siko sikr siks siop sior sios sipi sipo sipp sips sirf siri sirk siro sirp sirr sirs sisi sisk siss skif skik skio skip skir skis skop skor skpo skss sofi sofo soif soik soir sois soki sokk soko soof sook soop soor soos sopi sopo sopp sops sori soro sorr sors sosi soso soss spfs spik spio spip spir spis spkr spok spoo spop spor spos sppf spps spri spro sprs spso spsp spss srfi sris sros srps srsp ssfp ssis ssop sspf sspo ssps ssri ssrs sssf sssi ssss

fikri fiori firks firos firpo fisks fissi fofos foios foir- fokis fooks fopos