Perhaps you should try some spelling variations:
coomber jason » coombes jason (Expand Search), cooper jason (Expand Search), coombs jason (Expand Search)
carlos kosek » carlos kose (Expand Search), carlos kosera (Expand Search), carlos jose (Expand Search)
meo complex » mo complex (Expand Search), moo complex (Expand Search), metro complex (Expand Search)
jair carlos » mir carlos (Expand Search)
complex pa » complex pah (Expand Search), complex pac (Expand Search), complex pas (Expand Search)
l coomber » l cooper (Expand Search), k coombes (Expand Search)
nacl jair » nacl nabr (Expand Search)
7.5 nacl » 3.5 nacl (Expand Search), 0.9 nacl (Expand Search)
jason n » jason _ (Expand Search), jason a (Expand Search), jason c (Expand Search)
pa ngoc » ha ngoc (Expand Search), ta ngoc (Expand Search), la ngoc (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.

• Performing a fuzzy search may retrieve terms with similar spellings: (( j l coomber jason n ) or ((( 5 meo complex pa ngoc ) or ( 7.5 nacl jair carlos kosek ))))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( j l coomber jason n ) OR ((( 5 meo complex pa ngoc ) OR ( 7.5 nacl jair carlos kosek )))).
• Adding a wildcard symbol may retrieve word variants: (( j l coomber jason n ) or ((( 5 meo complex pa ngoc ) or ( 7.5 nacl jair carlos kosek ))))*.