Perhaps you should try some spelling variations:
cooper jason » cooper john (Expand Search), cooper alan (Expand Search), cooper james (Expand Search)
neco complex » neck complex (Expand Search), recor complex (Expand Search), co complex (Expand Search)
carlos nojek » carlos nunez (Expand Search), carlos nunes (Expand Search), carlos nejar (Expand Search)
complex anh » complex ant (Expand Search), complex anal (Expand Search), complex anti (Expand Search)
abr carlos » abreu carlos (Expand Search), abril carlos (Expand Search), aybar carlos (Expand Search)
m cooper » _ cooper (Expand Search), j cooper (Expand Search)
nacl abr » nacl nabr (Expand Search), nacl kbr (Expand Search), nacl a (Expand Search)
jason n » jason _ (Expand Search), jason a (Expand Search), jason c (Expand Search)
5 neco » _ neco (Expand Search), r neco (Expand Search)
ngoc » ngo (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.

• If you are trying to use Boolean operators, they must be ALL CAPS: (( j m cooper jason n ) OR ((( 5 neco complex anh ngoc ) OR ( 3.5 nacl abr carlos nojek ))))~.
• Adding a wildcard symbol may retrieve word variants: (( j m cooper jason n ) or ((( 5 neco complex anh ngoc ) or ( 3.5 nacl abr carlos nojek ))))*.