choofs hcoofs cohofs ochofs hocofs ohcofs choofs hcoofs cohofs ochofs hocofs ohcofs coohfs ocohfs coohfs ocohfs oochfs oochfs hoocfs ohocfs hoocfs ohocfs oohcfs oohcfs chofos hcofos cohfos ochfos hocfos ohcfos chfoos hcfoos cfhoos fchoos hfcoos fhcoos cofhos ocfhos cfohos fcohos ofchos fochos hofcos ohfcos hfocos fhocos ofhcos fohcos chofos hcofos cohfos ochfos hocfos ohcfos chfoos hcfoos cfhoos fchoos hfcoos fhcoos cofhos ocfhos cfohos fcohos ofchos fochos hofcos ohfcos hfocos fhocos ofhcos fohcos coofhs ocofhs coofhs ocofhs oocfhs oocfhs cofohs ocfohs cfoohs fcoohs ofcohs focohs cofohs ocfohs cfoohs fcoohs ofcohs focohs oofchs oofchs ofochs foochs ofochs foochs hoofcs ohofcs hoofcs ohofcs oohfcs oohfcs hofocs ohfocs hfoocs fhoocs ofhocs fohocs hofocs ohfocs hfoocs fhoocs ofhocs fohocs oofhcs oofhcs ofohcs foohcs ofohcs foohcs choosf hcoosf cohosf ochosf hocosf ohcosf choosf hcoosf cohosf ochosf hocosf ohcosf coohsf ocohsf coohsf ocohsf oochsf oochsf hoocsf ohocsf hoocsf ohocsf oohcsf oohcsf chosof hcosof cohsof ochsof hocsof ohcsof chsoof hcsoof cshoof schoof hscoof shcoof coshof ocshof csohof scohof oschof sochof hoscof ohscof hsocof shocof oshcof sohcof chosof hcosof cohsof ochsof hocsof ohcsof chsoof hcsoof cshoof schoof hscoof shcoof coshof ocshof csohof scohof oschof sochof hoscof ohscof hsocof shocof oshcof sohcof cooshf ocoshf cooshf ocoshf oocshf oocshf cosohf ocsohf csoohf scoohf oscohf socohf cosohf ocsohf csoohf scoohf oscohf socohf ooschf ooschf osochf soochf osochf soochf hooscf ohoscf hooscf ohoscf oohscf oohscf hosocf ohsocf hsoocf shoocf oshocf sohocf hosocf ohsocf hsoocf shoocf oshocf sohocf ooshcf ooshcf osohcf soohcf osohcf soohcf chofso hcofso cohfso ochfso hocfso ohcfso chfoso hcfoso cfhoso fchoso hfcoso fhcoso cofhso ocfhso cfohso fcohso ofchso fochso hofcso ohfcso hfocso fhocso ofhcso fohcso chosfo hcosfo cohsfo ochsfo hocsfo ohcsfo chsofo hcsofo cshofo schofo hscofo shcofo coshfo ocshfo csohfo scohfo oschfo sochfo hoscfo ohscfo hsocfo shocfo oshcfo sohcfo chfsoo hcfsoo cfhsoo fchsoo hfcsoo fhcsoo chsfoo hcsfoo cshfoo schfoo hscfoo shcfoo cfshoo fcshoo csfhoo scfhoo fschoo sfchoo hfscoo fhscoo hsfcoo shfcoo fshcoo sfhcoo cofsho ocfsho cfosho fcosho ofcsho focsho cosfho ocsfho csofho scofho oscfho socfho cfsoho fcsoho csfoho scfoho fscoho sfcoho ofscho foscho osfcho sofcho fsocho sfocho hofsco ohfsco hfosco fhosco ofhsco fohsco hosfco ohsfco hsofco shofco oshfco sohfco hfsoco fhsoco hsfoco shfoco fshoco sfhoco ofshco foshco osfhco sofhco fsohco sfohco chofso hcofso cohfso ochfso hocfso ohcfso chfoso hcfoso cfhoso fchoso hfcoso fhcoso cofhso ocfhso cfohso fcohso ofchso fochso hofcso ohfcso hfocso fhocso ofhcso fohcso chosfo hcosfo cohsfo ochsfo hocsfo ohcsfo chsofo hcsofo cshofo schofo hscofo shcofo coshfo ocshfo csohfo scohfo oschfo sochfo hoscfo ohscfo hsocfo shocfo oshcfo sohcfo chfsoo hcfsoo cfhsoo fchsoo hfcsoo fhcsoo chsfoo hcsfoo cshfoo schfoo hscfoo shcfoo cfshoo fcshoo csfhoo scfhoo fschoo sfchoo hfscoo fhscoo hsfcoo shfcoo fshcoo sfhcoo cofsho ocfsho cfosho fcosho ofcsho focsho cosfho ocsfho csofho scofho oscfho socfho cfsoho fcsoho csfoho scfoho fscoho sfcoho ofscho foscho osfcho sofcho fsocho sfocho hofsco ohfsco hfosco fhosco ofhsco fohsco hosfco ohsfco hsofco shofco oshfco sohfco hfsoco fhsoco hsfoco shfoco fshoco sfhoco ofshco foshco osfhco sofhco fsohco sfohco coofsh ocofsh coofsh ocofsh oocfsh oocfsh cofosh ocfosh cfoosh fcoosh ofcosh focosh cofosh ocfosh cfoosh fcoosh ofcosh focosh oofcsh oofcsh ofocsh foocsh ofocsh foocsh coosfh ocosfh coosfh ocosfh oocsfh oocsfh cosofh ocsofh csoofh scoofh oscofh socofh cosofh ocsofh csoofh scoofh oscofh socofh ooscfh ooscfh osocfh soocfh osocfh soocfh cofsoh ocfsoh cfosoh fcosoh ofcsoh focsoh cosfoh ocsfoh csofoh scofoh oscfoh socfoh cfsooh fcsooh csfooh scfooh fscooh sfcooh ofscoh foscoh osfcoh sofcoh fsocoh sfocoh cofsoh ocfsoh cfosoh fcosoh ofcsoh focsoh cosfoh ocsfoh csofoh scofoh oscfoh socfoh cfsooh fcsooh csfooh scfooh fscooh sfcooh ofscoh foscoh osfcoh sofcoh fsocoh sfocoh oofsch oofsch ofosch foosch ofosch foosch oosfch oosfch osofch soofch osofch soofch ofsoch fosoch osfoch sofoch fsooch sfooch ofsoch fosoch osfoch sofoch fsooch sfooch hoofsc ohofsc hoofsc ohofsc oohfsc oohfsc hofosc ohfosc hfoosc fhoosc ofhosc fohosc hofosc ohfosc hfoosc fhoosc ofhosc fohosc oofhsc oofhsc ofohsc foohsc ofohsc foohsc hoosfc ohosfc hoosfc ohosfc oohsfc oohsfc hosofc ohsofc hsoofc shoofc oshofc sohofc hosofc ohsofc hsoofc shoofc oshofc sohofc ooshfc ooshfc osohfc soohfc osohfc soohfc hofsoc ohfsoc hfosoc fhosoc ofhsoc fohsoc hosfoc ohsfoc hsofoc shofoc oshfoc sohfoc hfsooc fhsooc hsfooc shfooc fshooc sfhooc ofshoc foshoc osfhoc sofhoc fsohoc sfohoc hofsoc ohfsoc hfosoc fhosoc ofhsoc fohsoc hosfoc ohsfoc hsofoc shofoc oshfoc sohfoc hfsooc fhsooc hsfooc shfooc fshooc sfhooc ofshoc foshoc osfhoc sofhoc fsohoc sfohoc oofshc oofshc ofoshc fooshc ofoshc fooshc oosfhc oosfhc osofhc soofhc osofhc soofhc ofsohc fosohc osfohc sofohc fsoohc sfoohc ofsohc fosohc osfohc sofohc fsoohc sfoohc
Note: these 'words' (valid or invalid) are all the permutations of the word choofs. These words are obtained by scrambling the letters in choofs.