Perhaps you should try some spelling variations:
glasses studied » cases studied, glass studies, clusters studied
de litterature » la litterature, et litterature
text glasses » text grosses, agent glasses, text class
di filosofia » la filosofia, e filosofia
filosofia de » filosofia del
studied di » studied d, studied ii, studied vi

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

• Adding a wildcard symbol may retrieve word variants: text glasses studied di filosofia de litterature*.