oupas uopas opuas pouas upoas puoas ouaps uoaps oaups aoups uaops auops opaus poaus oapus aopus paous apous upaos puaos uapos aupos pauos apuos oupsa uopsa opusa pousa uposa puosa ouspa uospa osupa soupa usopa suopa opsua posua ospua sopua psoua spoua upsoa pusoa uspoa supoa psuoa spuoa ouasp uoasp oausp aousp uaosp auosp ousap uosap osuap souap usoap suoap oasup aosup osaup soaup asoup saoup uasop ausop usaop suaop asuop sauop opasu poasu oapsu aopsu paosu aposu opsau posau ospau sopau psoau spoau oaspu aospu osapu soapu asopu saopu pasou apsou psaou spaou aspou sapou upaso puaso uapso aupso pauso apuso upsao pusao uspao supao psuao spuao uaspo auspo usapo suapo asupo saupo pasuo apsuo psauo spauo aspuo sapuo
Note: these 'words' (valid or invalid) are all the permutations of the word oupas. These words are obtained by scrambling the letters in oupas.