Perhaps you should try some spelling variations:
computer based » computer aided (Expand Search)
adl compared » al compared (Expand Search), acl compared (Expand Search), hdl compared (Expand Search)
il computer » dal computer (Expand Search), vhdl computer (Expand Search)
compared a » compared _ (Expand Search)
based now » based snow (Expand Search), based non (Expand Search), based no2 (Expand Search)
a clamp » _ clamp (Expand Search), a claims (Expand Search)
clamp a » clamp _ (Expand Search), clamp j (Expand Search)
a neat » _ neat (Expand Search), a neal (Expand Search)
i adl » _ adl (Expand Search), i all (Expand Search), i adh (Expand Search)
j il » j l (Expand Search), j i (Expand Search), j al (Expand Search)

You can also try:

• Europeana
• Digital Public Library of America
• CORE

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

• Performing a fuzzy search may retrieve terms with similar spellings: (((( i adl compared a near ) or ( j a clamp a neat ))) or ( j il computer based now ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((( i adl compared a near ) OR ( j a clamp a neat ))) OR ( j il computer based now )).
• Adding a wildcard symbol may retrieve word variants: (((( i adl compared a near ) or ( j a clamp a neat ))) or ( j il computer based now ))*.