gggg ggss gnps gnus gpgp gpsg gpss gugg gugu gung gunn guns gups guss guus n-up ngns ngsn nguu nngn nnnn nnss npss nsps nssp nsss nugs nung nunn nuns nups nuss nusu pgpu pgss pgup pnpp pnup pppn pppp ppps ppss pspp psps pugs pugu pung puns punu pups pupu puss sggg sggs sgps sgss snns snpg snpp snug snus spns spps spsp spss spug spun spus ssgs ssns ssps ssss sug- sugg sun- sung sunn suns sunu sup- supp sups sus- susp suss susu suus uggs uguu ungp ungu unns unps uns- unsg unus upnp uppp uppu upup usgp usnu uspp usps usss ussu usun usus uuuu