-ous mmmm mmms mmpu mmst mmsu mmts mmus momo moms momu moop moos moot mopp mops moso moss most mosu motm moto mots mott motu moup mous mout mppp mpps mpst mptp msmm msms msmu msop mspp mssm mssp msst mstp msts msus mtom mtss mtst mtts mumm mumo mump mums mumu muos mups muso muss must musu muto muts mutt mutu muut omo- omoo omps ompt omuo omus ooms oooo ooos oops oost ootp oots oous opms opo- opos oppo opps opsm opsu opto opts opus osm- osmo osoo osos ospm osso ossu osts osum oto- otoo otos otpp otso otsu otto otts ottu otus oust out- outo outs ouu- pmmp pmmu pmos pmpm pmpo pmts pmut pomo pomp poms pomu poop poos poot pop- popo popp pops popt poso poss post poto pots pott potu poum poup pous pout ppms ppos pppo pppp ppps ppss ppts pptt psos psou pspp psps pssm psso psst psts pstu ptmp ptms ptop pump pups pupu puss pust put- puto puts putt putu s-os smos smot smps smsp smss smtp smtu smus smut somm somo soom soop soos soot sopo sopp sops sopu soso soss sost sotm soto sotp sots sotu soum soup sous sout spms spmt spoo spop spos spot spps spso spsp spss spst spto spts spus sput ssop ssot sspo ssps sspt sssm ssss sstp ssts stmp stms stmt stom stoo stop stos stot stou stpp stps stsm stss stum stup stus stut sum- sumo sump sums sumu suos sup- supo supp sups supt sus- suso susp suss sust susu suto sutu suum suus t-mo tmos tmou tmps tmsp tmtt tomm tomo tomp toms tomt toom toos toot top- topo topp tops topt topu toso toss tost tosu totm toto tots tott toum toup tous tout tpms tpmt tppp tptp tput tsmp tsom tsop tsos tsou tspo tsps tspt tssm tsst tstm tsts tsum tsup ttms ttop ttss tttt tump tums tumu tuos tupo tups tupu tusm tuss tust tuto tuts tutt tutu tuum tuuo ummo umms umps umsp umsu umts umus umut uomo upos uppp uppu upto upup usmm usmp usms usos uspo uspp usps usss usst ussu ustm usto ustp usts usus utmp utto uttu uuuu