Perhaps you should try some spelling variations:
tail complex » oil complex (Expand Search), atrial complex (Expand Search), basal complex (Expand Search)
complex tras » complex trans (Expand Search), complex tris (Expand Search), complex trs (Expand Search)
carlos nejar » carlos negrao (Expand Search), carlos nava (Expand Search), carlos neri (Expand Search)
gomez dorta » gomez dora (Expand Search), gomez marta (Expand Search), gomez doris (Expand Search)
ioe carlos » ione carlos (Expand Search), noe carlos (Expand Search), fiore carlos (Expand Search)
dorta new » aorta new (Expand Search), data new (Expand Search), dorta de (Expand Search)
tras ngoc » tran ngoc (Expand Search), tram ngoc (Expand Search), tra ngoc (Expand Search)
0.9 nac » 0.9 nacl (Expand Search)
nac ioe » enac ion (Expand Search), nac like (Expand Search), nac core (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 gomez dorta new ) OR ((( n tail complex tras ngoc ) OR ( 0.9 nac ioe carlos nejar ))))~.
• Adding a wildcard symbol may retrieve word variants: (( j l gomez dorta new ) or ((( n tail complex tras ngoc ) or ( 0.9 nac ioe carlos nejar ))))*.