13. The method of claim 1 , wherein determining the set of rules comprises: determining a second order of sets of characters based on a predetermined set of rules; identifying differences between the second order and the target order; and determining the set of rules based on the identified differences.
15. The method of claim 13 , wherein determining the second order of sets of characters based on the predetermined set of rules comprises determining the second order of sets of characters based on rules from an international components for Unicode implementation.