fff ffg ffo ffs fft fgf fgg fgs fgt fof fog foo fos fot fsf fsg fso fss fst ftf ftg fto fts ftt gff gfo gfs gft ggg ggo ggs ggt gof gog goo gos got gsf gsg gso gss gst gtf gtg gto gts gtt of- off ofg ofo ofs oft ogf ogg ogo ogs ogt oo- oof oog ooo oos oot os- osf osg oso oss ost ot- otf otg oto ots ott sff sfg sfo sfs sft sgf sgg sgo sgs sgt sof sog soo sos sot ss- ssf ssg sso sss sst stf stg sto sts stt tff tfg tfo tfs tft tgf tgg tgo tgs tgt to- tof tog too tos tot tsf tsg tso tss tst ttf ttg tto tts ttt

ffff ffss fftf fgts fofo fogg fogo fogs foof foos foot foso foss fost foto fots fott fsfo fsgs fssf ftos ggfg gggg ggss goff gogo gogs goof goog goos goot goso goss gost goto gots gott gsos gtfo gtos off- offo offs ofgo ofst ogog ooff oofs oooo ooos oost oots osoo osos osso osts oto- otof otog otoo otos otsg otso otto otts s-os sfog sfos sfss sfts sggg sggs sgss sgts sofo soft sogo sogs soof soog soos soot soso soss sost soto sots ssgs ssgt ssot sssf ssss ssts stof stog stoo stos stot stsf stss tfot tfss tgts toff tofo toft togo togs togt toof toos toot toso toss tost toto tots tott tsgt tsos tssf tssg tsst tsts ttff ttss tttt

fofos foggo foggs foots fotos go-go go-oo go-to gogos gooff goofs googs goost gotoo gotos gotto gotts gtsss offof offto ofoto og-os ogogo ooooo ososo ossos otoso ototo ottos so-so softg softs soots soss- sosto sotoo sotos sotto sotts ssgts sssss stoff stoos stoot stoss stots stott to-go toffo toffs tofts toost toots tosos toss- tosto toto- totoo totos tsgts tsogo tsogt ttttt

foofoo fosso go-gos go-off googoo goosts gosoft gossos gotoff off-go oooooo ossott soosoo stotts tootoo tossto tottos tsotso

foo-foo goo-goo goofoff goooooo gottogo off-off sssssss t-stoff too-too tossoff tototoo

gogogogo goo-goos goof-off goofoffs goofsoff toottoot

togototogo