10. The computer system of claim 9 , wherein the generating a second query uses a keyword dictionary that supports translation between the plurality of languages.
9. A computer system comprising: a set of computing devices for searching documents written in a plurality of languages by performing a method comprising: identifying keywords from each of the plurality of documents; translating each identified keyword into each of the plurality of languages; creating an index in each of the plurality of languages; receiving a first query that includes at least one keyword in a first language; generating a second query by translating the at least one keyword into a second language; applying the first query against documents written in both the first language and the second language; applying the second query against documents written in the second language; generating a first set of results that includes each document written in the first language that matches the first query; and generating a second set of results that includes each document written in the second language that matches at least one of the first query or the second query.