Perhaps you should try some spelling variations:
del literature » model literature, abel literature, fuel literature
del filosofia » de filosofia, della filosofia, e filosofia
life studio » life studie, life studies, life study
tests life » test life, tests like, yeasts life
studio del » estudio del, studio della, studio delle

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

• Adding a wildcard symbol may retrieve word variants: tests life studio del filosofia del literature*.