find . -name "*SHAREDSTRING*" "*.csv" -type f -exec cp {} /DESIRED/DIRECTORY/ ;

echo `#!/bin/bash` > myscript.sh
echo `find . -name "*SHAREDSTRING*" "*.csv" -type f -exec cp {} /DESIRED/DIRECTORY/ ;` >> myscript.sh
chmod +x myscript.sh
./myscript.sh