Perhaps you should try some spelling variations:
complex thai » complex than (Expand Search), complex tear (Expand Search), complex thin (Expand Search)
mol complex » iol complex (Expand Search), mol complexes (Expand Search), coil complex (Expand Search)
carlos nava » carlos navarro (Expand Search), carlos eslava (Expand Search), carlos zavala (Expand Search)
kcl carlos » akel carlos (Expand Search), gil carlos (Expand Search), del carlos (Expand Search)
campo nos » campo notas (Expand Search), campo novo (Expand Search), campo na (Expand Search)
thai ngoc » thi ngoc (Expand Search), tran ngoc (Expand Search), pham ngoc (Expand Search)
el campo » del campo (Expand Search), el cambio (Expand Search)
0.9 nacl » 3.5 nacl (Expand Search)
nos net » ios net (Expand Search), nos nits (Expand Search), rios net (Expand Search)
5 mol » j mol (Expand Search), 1 mol (Expand Search), _ mol (Expand Search)
j el » j l (Expand Search), j e (Expand Search), j et (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 el campo nos net ) OR ((( 5 mol complex thai ngoc ) OR ( 0.9 nacl kcl carlos nava ))))~.
• Adding a wildcard symbol may retrieve word variants: (( j el campo nos net ) or ((( 5 mol complex thai ngoc ) or ( 0.9 nacl kcl carlos nava ))))*.