Perhaps you should try some spelling variations:
testing during » testing debugging
3 filosofica » e filosofica, e filosofia, a filosofia
filosofica y » filosofia y, filosofica e, filosofica _
y literatura » la literatura
studied 3 » studied _, studied 5, studied 3.3

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: "((testing during) OR (testing spring)) studied 3 filosofica y literatura".
• Adding a wildcard symbol may retrieve word variants: ((testing during) OR (testing spring)) studied 3 filosofica y literatura*.