Perhaps you should try some spelling variations:
combs collin » combs colin (Expand Search), mccombs rollin (Expand Search), jacobs collin (Expand Search)
complex than » complex trait (Expand Search)
carlos nodal » carlos vidal (Expand Search), carlos nava (Expand Search), carlos nejar (Expand Search)
collin anne » collins anne (Expand Search), colleen anne (Expand Search), collins anna (Expand Search)
mol complex » iol complex (Expand Search), mol complexes (Expand Search), meal complex (Expand Search)
nine carlos » nino carlos (Expand Search), nin carlos (Expand Search), gine carlos (Expand Search)
than ngoc » thanh ngoc (Expand Search), thuan ngoc (Expand Search), tran ngoc (Expand Search)
e combs » sex combs (Expand Search)
1 mol » j mol (Expand Search), 1 mcl (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 e combs collin anne ) OR ((( 1 mol complex than ngoc ) OR ( 0.97 a nine carlos nodal ))))~.
• Adding a wildcard symbol may retrieve word variants: (( j e combs collin anne ) or ((( 1 mol complex than ngoc ) or ( 0.97 a nine carlos nodal ))))*.