Perhaps you should try some spelling variations:
computer added » computer aided, computer guided, computer age
computer aide » computer aided, computer aids, computed aided
computer aid » computer aided, computer art, computer a
added design » added designs, aided design, adder design
aide design » aided design, aids design, ade design
aid design » aided design, rapid design, grid design

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 aide design ) OR ( computer aid design ))) OR ( computer added design )).
• Adding a wildcard symbol may retrieve word variants: (((( computer aide design ) or ( computer aid design ))) or ( computer added design ))*.