Perhaps you should try some spelling variations:
duty comeuter » duty computer (Expand Search)
comeuter age » computer age (Expand Search), computer a (Expand Search), consumer age (Expand Search)
nat comp » nat comm (Expand Search), et comp (Expand Search), nat cov (Expand Search)
comp can » camp can (Expand Search), chimp can (Expand Search), clamp can (Expand Search)
can near » can never (Expand Search), can new (Expand Search)
a clamp » _ clamp (Expand Search), a claims (Expand Search)
clamp a » clamp _ (Expand Search), clamp j (Expand Search)
a newts » _ newts (Expand Search), a news (Expand Search), a newt (Expand Search)
age new » large new (Expand Search)
a duty » _ duty (Expand Search)
e nat » e nata (Expand Search), e nao (Expand Search), e nas (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: (((( e nat comp can near ) or ( j a clamp a newts ))) or ( a duty comeuter age new ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((( e nat comp can near ) OR ( j a clamp a newts ))) OR ( a duty comeuter age new )).
• Adding a wildcard symbol may retrieve word variants: (((( e nat comp can near ) or ( j a clamp a newts ))) or ( a duty comeuter age new ))*.