Perhaps you should try some spelling variations:
"tablet computer" » "tableau computer", "about computer", "portable computer"
"tablet computers" » "tableau computers", "about computers", "portable computers"
"tab computer" » "b computer", "tableau computer"

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: (((("tablet computer") OR ("tablet computers"))) OR ("tab computer")).
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"tablet computer\") OR (\"tablet computers\"))) or (\"tab computer\"))".
• Removing quotes may allow a broader search: (((( tablet computer ) OR ( tablet computers ))) or ( tab computer )).
• Adding a wildcard symbol may retrieve word variants: (((("tablet computer") OR ("tablet computers"))) or ("tab computer"))*.