Perhaps you should try some spelling variations:
"ingenieria energetica fluidos mecanica." » "ingenieria informatica fluidos mecanica.", "ingenieria electrica fluidos mecanica.", "ingenieria termica fluidos mecanica.", "ingenieria energetica fluid mechanics."
"ingenieria genetica fluidos mecanica." » "ingenieria electrica fluidos mecanica.", "ingenieria mecanica fluidos mecanica.", "ingenieria general fluidos mecanica.", "ingenieria genetica fluid mechanics.", "ingenieria genetica luis mecanica."

Try widening your search to All Fields.

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (("ingenieria energetica fluidos mecanica.") OR ("ingenieria genetica fluidos mecanica."))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"ingenieria energetica fluidos mecanica.\") OR (\"ingenieria genetica fluidos mecanica.\"))".
• Removing quotes may allow a broader search: (( ingenieria energetica fluidos mecanica. ) OR ( ingenieria genetica fluidos mecanica. )).
• Adding a wildcard symbol may retrieve word variants: (("ingenieria energetica fluidos mecanica.") OR ("ingenieria genetica fluidos mecanica."))*.