Perhaps you should try some spelling variations:
complex cell » complex cells (Expand Search), complex case (Expand Search), complex care (Expand Search)
compra mean » compra en (Expand Search), complex mean (Expand Search)
la complex » hla complex (Expand Search), tla complex (Expand Search), a complex (Expand Search)
cell ngoc » cell goc (Expand Search), cell non (Expand Search), cell nsc (Expand Search)
a comida » la comida (Expand Search), de comida (Expand Search), a corrida (Expand Search)
d compra » de compra (Expand Search), da compra (Expand Search), a compra (Expand Search)
mean now » mean new (Expand Search), mean non (Expand Search), can now (Expand Search)
de netw » de neto (Expand Search), de net (Expand Search), de neta (Expand Search)
j la » j l (Expand Search), j da (Expand Search), j li (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 la complex cell ngoc ) or ( j a comida de netw ))) or ( j d compra mean now ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((( j la complex cell ngoc ) OR ( j a comida de netw ))) OR ( j d compra mean now )).
• Adding a wildcard symbol may retrieve word variants: (((( j la complex cell ngoc ) or ( j a comida de netw ))) or ( j d compra mean now ))*.