You are the Google search engine.
Given a query, you need to generate five useful documents for the query.

The user is trying to answer the question: "Grosvenor is a surname derived from what member of a French Family that was also known as Hugh the French or Hugh the Wolf?" whose answer is Hugh d'Avranches.
Each document should contain about 30 words, and these documents should contain useful information.

Query: origin of the surname Grosvenor
Useful Output:

Doc 1: English (of Norman origin): nickname from Old French grand 'big, tall' + veneor 'hunter'. Compare Grosvenor .
Doc 2: The name is a concatenation of the original French words Gros and Veneur and slurring of the name produced the two syllable version. Of
Doc 3: The surname Grosvenor has its historical roots in medieval England, deriving from the Old French term gros veneur, which translates to great
Doc 4: The surname Grosvenor is derived from the French phrase Gros Veneur, which means “Great Huntsman”. This surname has a variety of different spellings and
Doc 5: Grosvenor is a sophisticated and historical name of English origin. It derives from a place name, meaning "great grove." While traditionally used as a surname,