PANGAMOUS

aa ag am an as go ma mo mu na no nu om on op os pa so um un up us

aas aga ago ags ama amp amu ana apo asp gam gan gap gas gnu goa gos gum gun mag man map mas moa mog mon mop mos mug mun mus nag nam nap nog nom nos nus oms ons ops pam pan pas pom pug pun pus sag sap sau som son sop sou spa sum sun sup ump uns upo ups

agas agma agon amas amps amus anas anga anoa ansa anus apos gama gamp gams gaps gasp gaum gaun gnus goas guan gums guns mags mana mano mans maps masa maun moan moas mogs mons mops mugs muns muon nags naos napa naps nogs noma noms nous ogam onus opus pams pang pans poms pong pons pugs puma puna pung puns saga sago samp sang smog smug snag snap snog snug soap soma song soup spam span spun sumo sump sung umps upas upon