Books are shelved in general subject categories using the Library of Congress classification system. You may want to supplement your use of the catalog with browsing shelf areas for your topic. Below is a brief listing of some of the subject locations in the field of French language, culture and literature.
Use the "Advanced Search" to easily limit searches by language. One can also limit by format (e.g., DVD), but this can be too restrictive since we have so much in VHS as well as DVD. Instead, try limiting by collection--choose Audio Visual.