Perhaps you should try some spelling variations:
oxford redbooks » oxford guidebooks
"Oxford redbooks online / Oxford redbooks online" » "Oxford books online / Oxford books online"
oxford netbook » oxford book
"Oxford netbook online / Oxford netbook online" » "Oxford network online / Oxford network online", "Oxford networks online / Oxford networks online", "Oxford book online / Oxford book online"

Try widening your search to All Fields.

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

• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"Oxford redbooks online / Oxford redbooks online\") OR (\"Oxford netbook online / Oxford netbook online\"))".
• Removing quotes may allow a broader search: (( Oxford redbooks online / Oxford redbooks online ) OR ( Oxford netbook online / Oxford netbook online )).
• Adding a wildcard symbol may retrieve word variants: (("Oxford redbooks online / Oxford redbooks online") OR ("Oxford netbook online / Oxford netbook online"))*.