-ous dddd ddot ddss ddts dfds dfdt dftg dfts dod- dodd dodg dodo dods doff dog- dogg dogo dogs dogu dood doof doos doot doso doss dost dotd doto dots dott doud douf doug dous dout dsos dsst dsto dsts dtot dtss dudd dudo duds dudu duff dufu dugs dugu duo- duos dust duts duut fdos fdot fdst ffff ffss fftf fgts fofo fogg fogo fogs food foof foos foot foso foss fost foto fots fott foud foug fous fout fsfo fsgs fssf ftgd ftos fudd fuff fufu fugo fugs fugu fusd fuso fuss fust fusu futo futs futu ggfg gggg ggss godo gods goff gofu gogo gogs good goof goog goos goot goso goss gost gosu gotd goto gots gott gou- goud gouf goug gous gout gsds gsos gtfo gtos gudo gudu guff gugg gugu guos gusd guss gust guto guts gutt gutu guus oddd odds odoo odos odot odou odso odts odtu odus off- offo offs offu ofgo ofst ofus ogod ogog ogou ogus ooff oofs oooo ooos oost oots oous osoo osos ossd osso ossu osts oto- otof otog otoo otos otsg otso otsu otto otts ottu otus ouds ouff ousd oust out- outo outs ouu- s-os sdds sdgs sdog sdot sdsf sdss sdsu sfog sfos sfss sfsu sfts sggg sggs sgsd sgss sgts sodd sodo sods sodu sofo soft sogo sogs sood soof soog soos soot soso soss sost soto sots sotu soud souf sous sout ssdd ssdf ssgs ssgt ssot sssf ssss sstd ssts stds stfu stod stof stog stoo stos stot stou stsf stss sttd stud stuf stug stus stut sudd sudo suds suf- suff sufs sufu sug- sugg sugo suos sus- susd suso suss sust susu suto sutu suus tdff tdss tfot tfsd tfss tgts todd todo tods todt todu toff tofo toft tofu togo togs togt tood toof toos toot toso toss tost tosu totd toto tots tott toug tous tout tsgt tsos tsou tssf tssg tsst tsts ttff ttss tttt tudu tuff tufo tuft tufu tugg tugs tugu tuos tusd tuss tust tuto tuts tutt tutu tuuo udds udoo udos udot udsd udts ufos uggo uggs uggt ugod ugos uguu uofg uofo usdf usdo usds usdt usfs usgo usog usos ussf usss usst ussu usto usts usus utfo utto uttu utug uutf uuuu