Perhaps you should try some spelling variations:
ones studenten » eines studenten, des studenten, von studenten
3 filosofico » y filosofico, y filosoficos, e filosofica
filosofico a » filosofico e, filosofica da, filosofico de
a literatura » la literatura, a literature, y literatura
studenten 3 » studenten _, studenten 5, studenten 4
test ones » test one, best ones, tested ones