Perhaps you should try some spelling variations:
complex cell » complex cells (Expand Search), complex case (Expand Search), complex care (Expand Search)
nar complex » par complex (Expand Search), far complex (Expand Search), tar complex (Expand Search)
carlos now » carlos noe (Expand Search), carlos noa (Expand Search), carlos novo (Expand Search)
comet can » comes can (Expand Search), comment can (Expand Search), comet jean (Expand Search)
can newly » a newly (Expand Search), can new (Expand Search), men newly (Expand Search)
raul leon » raul leonel (Expand Search)
cell new » cells new (Expand Search), cell nest (Expand Search), cell non (Expand Search)
l comet » l comer (Expand Search), gel comet (Expand Search), l collet (Expand Search)
p nar » p nair (Expand Search), p narg (Expand Search), p nmr (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 l comet can newly ) OR ((( p nar complex cell new ) OR ( a raul leon carlos now ))))~.
• Adding a wildcard symbol may retrieve word variants: (( j l comet can newly ) or ((( p nar complex cell new ) or ( a raul leon carlos now ))))*.