Perhaps you should try some spelling variations:
pablo casas » pablo cesar (Expand Search), pablo camus (Expand Search), pablo castro (Expand Search)
com china » como china (Expand Search), com chica (Expand Search), from china (Expand Search)
china new » china's new (Expand Search), china na (Expand Search)
casas can » casas con (Expand Search), casas caty (Expand Search), casas a (Expand Search)
nacl acq » nacl aq (Expand Search), nacl cacl (Expand Search), nacl acid (Expand Search)
can non » dan non (Expand Search), than non (Expand Search)
acq can » ac can (Expand Search), aca can (Expand Search), jacq con (Expand Search)
li com » li c.m (Expand Search), li co2 (Expand Search), coli com (Expand Search)
3 nacl » _ nacl (Expand Search), 3.5 nacl (Expand Search)
j li » j l (Expand Search), j i (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 li com china new ) or ((( de pablo casas can non ) or ( 3 nacl acq can non ))))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( j li com china new ) OR ((( de pablo casas can non ) OR ( 3 nacl acq can non )))).
• Adding a wildcard symbol may retrieve word variants: (( j li com china new ) or ((( de pablo casas can non ) or ( 3 nacl acq can non ))))*.