Perhaps you should try some spelling variations:
"a fifty-minute services book" » "a fifty-line services book", "a fifty-mining services book", "a fifty-manage services book", "a fifty-minute service book", "a fifty-minute services look", "a fifty-minute services hooks", "_ fifty-minute services book", "a fifth-minute services book"
"a fifty-minute series book" » "a fifty-minute bodies book", "a fifty-minute period book", "a fifty-minute prices book", "a fifty-minute series books", "a fifty-minute series block", "a fifty-minute stories book", "_ fifty-minute series book", "a fifth-minute series book"
"a fifty-minute series bones" » "a fifty-minute bodies bones", "a fifty-minute period bones", "a fifty-minute prices bones", "a fifty-minute series bounds", "a fifty-minute series books", "a fifty-minute series one", "_ fifty-minute series bones", "a fifth-minute series bones"

Try widening your search to All Fields.

You may be able to get more results by adjusting your search query.

• If you are trying to use Boolean operators, they must be ALL CAPS: (((("a fifty-minute series book") OR ("a fifty-minute services book"))) OR ("a fifty-minute series bones")).
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"a fifty-minute series book\") OR (\"a fifty-minute services book\"))) or (\"a fifty-minute series bones\"))".
• Removing quotes may allow a broader search: (((( a fifty-minute series book ) OR ( a fifty-minute services book ))) or ( a fifty-minute series bones )).
• Adding a wildcard symbol may retrieve word variants: (((("a fifty-minute series book") OR ("a fifty-minute services book"))) or ("a fifty-minute series bones"))*.