Perhaps you should try some spelling variations:
cooper jason » cooper john (Expand Search), cooper alan (Expand Search), cooper james (Expand Search)
fact complex » factor complex (Expand Search), factor complexes (Expand Search)
complex chan » complex chain (Expand Search), complex can (Expand Search), complex chln (Expand Search)
carlos nojek » carlos nunez (Expand Search), carlos nunes (Expand Search), carlos nejar (Expand Search)
cacl carlos » calil carlos (Expand Search), cacho carlos (Expand Search), casal carlos (Expand Search)
nacl cacl » nacl kcl (Expand Search)
a cooper » _ cooper (Expand Search)
jason a » jason _ (Expand Search)
chan il » chang il (Expand Search)
5 fact » 5 facet (Expand Search), 5 facts (Expand Search), _ fact (Expand Search)
3 nacl » _ nacl (Expand Search), 3.5 nacl (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 a cooper jason a ) OR ((( 5 fact complex chan il ) OR ( 3 nacl cacl carlos nojek ))))~.
• Adding a wildcard symbol may retrieve word variants: (( j a cooper jason a ) or ((( 5 fact complex chan il ) or ( 3 nacl cacl carlos nojek ))))*.