fff ffk ffo ffr ffs fft ffy ffz fkf fkk fkt fof fok foo for fos fot foy foz frf frk fro frr frs frt fry fsf fsk fso fsr fss fst ftf ftk fto ftr fts ftt fty ftz fy- fyk fyo fyz k-t k-z kff kfo kfs kkk kkr kks kkt kky kof kok koo kor kos kot koy koz krf krk kro krr krs krt kry ksf ksk kso ksr kss kst ktf ktk kto ktr kts ktt kyo kyr kys kyt kyz kzo kzy of- off ofo ofr ofs oft ofz okk oko okr oks oo- oof ook ooo oor oos oot or- orf ork oro orr ors ort ory orz os- osf osk oso osr oss ost ot- otf otk oto otr ots ott otz oyo oys ozo ozs ozt ozz rff rfk rfo rfr rfs rft rfz rkf rkk rko rks rkt rky rkz rof rok roo ror ros rot roy roz rrf rrk rrr rrs rrt rsf rsk rso rsr rss rst rtf rtk rto rtr rts rtt rty rtz ry- ryf ryk ryo ryr rys ryy ryz rzo rzy sff sfk sfo sfr sfs sft sfz sk- skf skk sko skr sks skt sky sof sok soo sor sos sot soy soz sr- srf srk sro srr srs srt sry ss- ssf ssk sso ssr sss sst ssz stf stk sto str sts stt sty stz sy- syk syr sys syt szr tff tfk tfo tfr tfs tft tkk tko tkr tks tkt tky tkz to- tof tok too tor tos tot toy toz trf trk tro trr trs trt try trz tsf tsk tso tsr tss tst tsy ttf ttk tto ttr tts ttt tty tyf tyo tyr tys tyt tzf tzs yff yfr yfs yft ykk yof yok yoo yor yos yot yoy yrf yro yrs yrt ysk yso ysr yss yst ysy ysz ytf ytk yto ytr yts ytt yyf yys yyt yyy yyz yzf yzr yzy zfr zfs zfy zks zo- zof zok zoo zor zos zot zro zrs zst zsz ztr zzr zzs zzt zzy zzz

f--k ffff ffrr ffss fftf fofo foof fook foos foot for- fork foro forr fors fort foso foss fost foto fots fott foty foys foyt fozy fros frot frso frst frys fsfo fssf fszk ftfy ftos ftrs ftsr ftsz fyrk fyrs fyry fzzt k-os kfff kffk kfok kfoo kfor kfoy kfro kfrr kfrs kfry kfrz kfsk kfsr kfst kfsz kftk kftt kftz kfyo kfyr kfyz kfzo kkfr kkfs kkft kkkk kkoo kkor kkot kkoy kkoz kkrf kkrk kkro kkrr kkrs kkrt kkrz kksf kksr kkss kkst kktk kkts kkty kktz kkys kkyy kkyz kkzy kkzz koff kofk kofo koft kofy kokf kokk koko kokr koks koky kokz kook kooo koor koos koot kooz korf kork koro korr kors kort kos- kosf koso kosr koss kost kosy kosz kotk koto kotr kots kott koty kotz koyf koyo koyt koyy kozk kozo kozr kozt kozy krff krfo krfs krft krkk krko krkr krks krky krkz krof krok kroo kror kros kroy kroz krrf krrk krro krrr krrs krrt krry krrz krsf krsk krsr krss krst krsy krtk krto krtr krts krty krtz kryk kryo kryy krzk krzr krzs krzy krzz ksfo ksfr ksft kskf kskk ksko kskr ksks ksky kskz ksof ksok ksoo ksor ksos ksrf ksro ksrr ksrs ksrt ksry ksrz ksso kssr ksss ksst kssz kstk ksto kstr ksts kstt ksty kstz ksyf ksyr ksyy kszr ktfo ktfs ktfy ktkk ktko ktkr ktks ktkt ktkz ktok ktoo ktor ktot ktoy ktrf ktrk ktro ktrr ktrs ktrt ktry ktrz ktsf ktso ktsr ktst ktsy kttf kttk ktto kttr ktts kttt ktty kttz ktyr ktzk ktzo ktzr ktzt ktzz kyfr kyfs kykk kykr kyks kyky kykz kyok kyoo kyor kyos kyot kyoy kyrf kyrk kyro kyrs kysf kysk kysr kyst kyto kyts kytt kyty kytz kyyk kyyo kyys kyyt kyyy kyyz kyzk kyzs kyzz kzfr kzfs kzkr kzks kzky kzkz kzoo kzor kzot kzoy kzoz kzrk kzro kzrr kzrs kzrz kzsf kzst kztk kzts kzyr kzzk kzzo kzzr kzzs kzzt kzzy kzzz off- offo offr offs offy ofor ofoz ofst okko okok okor okot okro okso okto okyo ooff oofs oofy ooky oooo ooos oort oory oost oots ooty oozy orff orfs orko oro- orof orok oror oros orot oroy oroz orro orrs orry orsk orso orsy orto orts orys orzk orzo osoo osor osos osro osso ossy ostr osts osyt oto- otof otok otoo otor otos otoy otro otrs otry otso otto otts otyr oyss oyst ozzy rkkf rkos rkss rkts roff rofo rokk roko rokr roks roky roof rook roor roos root rooz rork roro rort rory roso ross rost rosy rotk roto rotr rots rott roty roys royt rozz rrrr rsos rsts rtss rtts ryff ryft ryot rysy rytt rytz ryyf ryyt s-os sfor sfos sfro sfss sfts skor skot skrt skss sky- skyf skyr skys skyy sofo soft sokk soko soof sook soor soos soot sooy soro sorr sors sort sory soso soss sost sotk soto sots soyo soys soyt soz- sros srtr ssot ssrs sssf ssss ssts stks stof stok stoo stor stos stot stoy strk stro strs stry stsf stss sttr styf styk styr stys syff syfy syro syrs syrt syry syso syss syst sytt syyk szot szss szyk tfot tfrs tfss tkof tkos tkts to-y toff tofo toft toko toky toof took toor toos toot torf tork toro torr tors tort tory tosk toso toss tost tosy toto totr tots tott toty toyo toys toyt toyz tozo tozy trfr troo tros trot troy trst trtr try- tryo trys tsks tsos tsoy tssf tssr tsst tsts tsys ttff ttoy ttss tttt ttys tyff tyft tyr- tyrf tyro tyrr tyss tyst tyto tytt tyty tzzt ykko ykyt yoff yoko yoks yoky yoof yook yoot yooz york yoro yort yory yoso yost yott yoyo yozo yrof ytky yyff yyyy yzkf z-ro zoff zoo- zook zoos zoot zork zoro zors zort zory zoso zoss zots zott zoty zotz zozo zsss