-ous dddd ddot ddss ddts dod- dodd dodo dods dood doos doot doso doss dost dotd doto dots dott doud dous dout douw dowd dows dowt dsos dsst dsto dsts dtot dtss dudd dudo duds dudu duo- duos dust duts duut dwdd dwdu dwst dwts dwww oddd odds odoo odos odot odou odso odts odtu odus oooo ooos oost oots ootw oous osoo osos osow ossd osso ossu osts oto- otoo otos otow otso otsu otto otts ottu otus otwo ouds ousd oust out- outo outs ouu- owow owt- owtt s-os sdds sdot sdss sdsu sodd sodo sods sodu sood soos soot soso soss sost soto sots sotu sotw soud sous sout sowd sows sowt ssdd ssot ssss sstd ssts ssws stds stod stoo stos stot stou stow stss sttd stud stus stut stwd sudd sudo suds suos sus- susd suso suss sust susu suto sutu suus suwu swod swoo swot swow swsd swss swts tdss todd todo tods todt todu tood toos toot toso toss tost tosu totd toto tots tott tous tout tows tsos tsou tsst tsts ttss tttt tudu tuos tusd tuss tust tuto tuts tutt tutu tuuo twdt two- twod twoo twos twot twss udds udoo udos udot udsd udts usdo usds usdt usos usss usst ussu usto usts usus utto uttu utwo uuuu wddd wddo wddw wdod wdos wdow wdsd wdso wdst wdsu wdtw wdwd wdws wodd wods wodt wood woos woot woow woso woss wost wosu wosw wots wott wotw woud wous wout wouw wowo wows wowt woww wsds wsoo wsos wsou wssd wsss wsst wssu wssw wsto wsts wstt wstu wstw wsus wsuw wswd wsws wswt wsww wtod wtot wtou wtow wtsd wtso wtss wtsu wtto wtts wttt wttu wttw wtwo wtws wtwt wtww wudd wudu wuot wuso wuss wust wusu wusw wuts wutu wuuu wwds wwdw wwod wwos wwot wwow wwsd wwss wwst wwsu wwtd wwtw wwus wwws wwww