• vook of common prayer,
• nook of common prayer,
• hook of common prayer,
• gook of common prayer,
• biok of common prayer,
• bkok of common prayer,
• blok of common prayer,
• bpok of common prayer,
• b0ok of common prayer,
• b9ok of common prayer,
• boik of common prayer,
• bokk of common prayer,
• bolk of common prayer,
• bopk of common prayer,
• bo0k of common prayer,
• bo9k of common prayer,
• booj of common prayer,
• boom of common prayer,
• bool of common prayer,
• booo of common prayer

The adjective form of the phrase "book of common prayer" is "common prayer book".