-ous mmmm mmms mmpu mmsu mmus mmyy momo moms momu momy moop moos mopp mops mopy moso moss mosu mosy moup mous mouy moyo moyu mppp mpps mpys msmm msms msmu msop mspp mspy mssm mssp msus mumm mumo mump mums mumu mumy muos mups muso muss musu muys mymp mymy myo- myos mypo mys- myss myus myys omo- omoo omps omuo omus ooms oooo ooos oops oous opms opo- opos oppo opps oppy opsm opsu opsy opus osm- osmo osoo osos ospm osso ossu ossy osum osyp ouu- oyou oyss pmmp pmmu pmos pmpm pmpo pomo pomp poms pomu pomy poop poos pop- popo popp pops popy poso poss posy poum poup pous pouy poyo poys ppms ppos pppo pppp ppps ppss psos psou pspp psps pssm psso psy- psys pump pumy puoy pups pupu pupy puss puy- puyo puys pym- pyms pyo- pyos pypy pyss s-os smos smoy smps smsp smss smus somm somo somy soom soop soos sooy sopo sopp sops sopu sopy soso soss soum soup sous soyo soys spms spoo spop spos spoy spps spso spsp spss spus spy- spys ssop sspo ssps sssm ssss sum- sumo sump sums sumu sumy suos sup- supo supp sups supy sus- suso susp suss susu susy suum suus suyo suyu sym- syms sypo syso syss ummo umms umps umsp umsu umus uomo upmy upos uppp uppu uppy upsy upup usmm usmp usms usos uspo uspp usps usss ussu ussy usus uuuu yomo yomp yoop yopo yopy yoso youp yous yoyo ysop yssu yump yups yuyu yyyy