Perhaps you should try some spelling variations:
l'universita de » l'universite de (Expand Search), universita di (Expand Search), dell'universita di (Expand Search)
do laboratorio » de laboratorio (Expand Search), del laboratorio (Expand Search), los laboratorios (Expand Search)
biologicas de » biologicas e (Expand Search), biologia de (Expand Search), urologicas de (Expand Search)
biologique de » biologia de (Expand Search), biologie du (Expand Search)
travaux do » travaux de (Expand Search), travaux du (Expand Search), travaux des (Expand Search)

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

• The words AND, OR and NOT may confuse the search; try adding quotes: "travaux do laboratorio _ science ((biologicas de) OR (biologique de)) l'universita de madrid~".
• Adding a wildcard symbol may retrieve word variants: travaux do laboratorio _ science ((biologicas de) OR (biologique de)) l'universita de madrid*.