bursa ubrsa brusa rbusa urbsa rubsa busra ubsra bsura sbura usbra subra brsua rbsua bsrua sbrua rsbua srbua ursba rusba usrba surba rsuba sruba buras ubras bruas rbuas urbas rubas buars ubars baurs aburs uabrs aubrs braus rbaus barus abrus rabus arbus urabs ruabs uarbs aurbs raubs arubs busar ubsar bsuar sbuar usbar subar buasr ubasr bausr abusr uabsr aubsr bsaur sbaur basur absur sabur asbur usabr suabr uasbr ausbr saubr asubr brsau rbsau bsrau sbrau rsbau srbau brasu rbasu barsu abrsu rabsu arbsu bsaru sbaru basru absru sabru asbru rsabu srabu rasbu arsbu sarbu asrbu ursab rusab usrab surab rsuab sruab urasb ruasb uarsb aursb rausb arusb usarb suarb uasrb ausrb saurb asurb rsaub sraub rasub arsub sarub asrub
Note: these 'words' (valid or invalid) are all the permutations of the word bursa. These words are obtained by scrambling the letters in bursa.