fff ffg ffi ffr ffs fft ffu fgf fgg fgi fgr fgs fgt fif fig fii fir fis fit fiu frf frg fri frr frs frt fru fsf fsg fsi fsr fss fst fsu ftf ftg fti ftr fts ftt ftu fuf fug fui fur fus fut fuu gff gfi gfr gfs gft ggg ggi ggr ggs ggt ggu gif gig gii gir gis git giu grf grg gri grr grs grt gru gsf gsg gsi gsr gss gst gsu gtf gtg gti gtr gts gtt gtu gu- guf gug gui gur gus gut guu i-f iff ifg ifi ifr ifs ift ifu igf igg igi igr igs igt igu iif iii iir iis iit iiu ir- irf irg iri irr irs irt iru is- isf isg isi isr iss ist isu itf itg iti its itt itu iu- iug iui iur ius iut rff rfg rfi rfr rfs rft rfu rgf rgg rgi rgr rgs rgt rif rig rii rir ris rit rrf rrg rri rrr rrs rrt rru rsf rsg rsi rsr rss rst rsu rtf rtg rti rtr rts rtt rtu ruf rug rui rur rus rut ruu sff sfg sfi sfr sfs sft sfu sgf sgg sgi sgr sgs sgt sgu sif sig sii sir sis sit siu sr- srf srg sri srr srs srt ss- ssf ssg ssi ssr sss sst ssu stf stg sti str sts stt stu suf sug sui sur sus sut suu tff tfg tfi tfr tfs tft tfu tgf tgg tgi tgr tgs tgt tgu tif tig tii tir tis tit tiu trf trg tri trr trs trt tru tsf tsg tsi tsr tss tst tsu ttf ttg tti ttr tts ttt ttu tuf tug tui tur tus tut tuu uff ufg ufi ufr ufs uft ufu ugf ugg ugi ugr ugs ugt ugu uif uig uii uir uis uit uiu ur- urf urg uri urr urs urt uru usf usg usi usr uss ust usu utf uti utr uts utt utu uug uur uus uut uuu

ffff ffii ffrr ffss fftf fgts fiff fifi fift figg figs fiii firs fisi fiss fist fisu fiti fits fitt frig fris frit frst frug fsfi fsgs fssf ftii ftrs ftsr fuff fufu fugi fugs fugu fuig fuir fuit fur- furg furi furr furs furt fusi fuss fust fusu futi futs futu ggfg gggg ggss giff gifs gift gifu gigg gigi gigs giis girg giri girr girs girt giru giss gist gits giur gius grif grig gris grit grrr grrs grss gruf grug grui grur grus grut gsif gsis gstr gsur guff gugg gugi gugu guis gurg guri gurr gurs gurt guru guss gust guti guts gutt gutu guus ifis ifit ifrf ifri iggs igis igri igus iiii iiis iiit iirs iisi iisr iist iisu iitr iitt irfu irgs iri- irig iris irri irrs irsf irsg irtf irti irts irus isis isit isrg isri issf issi issr isss issu isti istr ists isus itgs itif itis itrf itri itrs itsf itsi itsu ittf itur iugs iuiu iuss iust rfgs rgit rgtr rgts riff rifs rift rifu rigg rigi rigs rigu riif riis riri rirs risi riss rist risu riti rits ritt ritu rius rrif rrrr rsis rsts rstu rtgs rtss rtts ruff ruft rugg rugi rugs ruif ruis ruit ruri rurs ruru rusi russ rust rusu ruti ruts rutt rutu s-ii sfss sfsu sfts sggg sggs sgss sgts siff sifr sift sifu sigg sigi sigs siit sirf siri sirr sirs sirt siru sisi siss sist sisu sit- siti sits sitt situ siui sius siut srfi sris srtr ssgs ssgt ssis ssit ssrg ssri ssrs sssf sssi ssss ssts stfu stgr stif stig stir stis stit stri strs stru stsf stsi stss sttr stuf stug stur stus stut suf- suff sufi sufr sufs sufu sug- sugg sugi suig suir suis suit sur- surf surg suri surr surs surt suru sus- susi suss sust susu suti sutu suus tfrs tfsi tfss tgif tgts tiff tift tigi tigr tigs tiit tiiu tiri tirr tirs tiru tisi tiss tist titi tits titt titu trfr tri- trif trig tris trit trsi trst trtr trug trus trut truu tsgt tsig tsis tssf tssg tssi tssr tsst tsts tsui ttff ttss tttt tuff tufi tuft tufu tugg tugs tugu tuig tuis tuit tuiu turf turg turi turr turs turt turu tusi tuss tust tuti tuts tutt tutu uggs uggt ugis ugri ugur uguu uirr uist uits urff urfi urft urgi urgu urif uris uriu urri ursi urss ursu urts urur urus urut usfi usfs usif usis ussf ussr usss usst ussu usti usts usui usus utis utri utti uttu utug uuri uusi uutf uuuu

-itis figgs firit first fissi fists fitit fitri fitts frigg frigs friis friss frist frits fritt fruit frust ftrtt fu-fu fuffs fugit fugug fugus furir furrs furst furus fusi- fusts fusus futsu futur gi-fi gifts giggs giitu girru girss girst girsu girts girus gissi gisti gists gitig gitit giust grftr grgur griff grift grigg grigs grisi griss grist grisu grits grrrr gruff gruft gruit gruiu gruss grust gruts gruut gsuit gtsss guffs guggi gugir guiri guiss guist gurgi gurit gursu gurts gurur gurus gusii gusti gusts gustu gutti if-- ifits ifius ifrit ifttt iggri igigi iiiii iiris iisir iitti iris- iriss irisu irrit irssi is-is isfit isisi isiti isits isitt issru issus issuu istus isuus itfit itigi itisi itsit itsus ittti itu-r itu-t ituri ituru itutu ri-fi riffs rifts rig-i riggs riisu risti risus risut ritsu ritts ritus rsssf rsust ruffs rufi- rufus rugii rugir ruiru russi rusts rustu ruutu s-iii siftr sifts sifus sigir sigri sigur sigus siirt sirgu sirig siris siriu sirsi sirur sisig sisis sissi sissu sists sitit sitsi sitti situs siuri siuru siusi siutu sruti ssgts sssss stfis stiff stift stiif stiir stirs stirt stitt strif strig strit strrs strug strui strut sttgi stu-i stuff stuft stuir sturt stuss suffr suffs sufis sufri suftu suggs sugii sugru sugus sugut suift suigu suist suits surfs surgu surif surir suris surti surtr surui surur