Perhaps you should try some spelling variations:
"computer added designeds" » "computer added designed", "computer aided designed", "computer aided designs", "computer aided designeds", "computer guided designeds", "computer age designeds"
"computer adder design" » "computer aided design", "computer bidders design", "computer adding design", "computer der design", "computer adapter design", "computer damper design"
"computer added designs" » "computer aided designs", "computer guided designs", "computer age designs", "computer added design", "computer adder designs"
"computer aide design" » "computer aided design", "computer aid design", "computer aids design"

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: (((("computer adder design") OR ("computer aide design"))) OR ((("computer added designeds") OR ("computer added designs")))).
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"computer adder design\") OR (\"computer aide design\"))) or (((\"computer added designeds\") or (\"computer added designs\"))))".
• Removing quotes may allow a broader search: (((( computer adder design ) OR ( computer aide design ))) or ((( computer added designeds ) or ( computer added designs )))).
• Adding a wildcard symbol may retrieve word variants: (((("computer adder design") OR ("computer aide design"))) or ((("computer added designeds") or ("computer added designs"))))*.