Perhaps you should try some spelling variations:
"cuadernos politicas bolonia. persona ;" » "cuadernos practicos bolonia. persona ;", "cuadernos politicas bolivia. persona ;", "cuadernos politica polonia. persona ;", "cuadernos politicas colombia. persona ;"
"curso critico yolanda. persona ;" » "curso practico yolanda. persona ;", "curso arisco yolanda. persona ;", "curso critico blanca. persona ;", "cursos criticos yolanda. persona ;", "uso critico yolanda. persona ;", "caso critico yolanda. persona ;"

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

• Performing a fuzzy search may retrieve terms with similar spellings: (("curso critico yolanda. persona ;") or ("cuadernos politicas bolonia. persona ;"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("curso critico yolanda. persona ;") OR ("cuadernos politicas bolonia. persona ;"))*.
• Removing quotes may allow a broader search: (( curso critico yolanda. persona ; ) or ( cuadernos politicas bolonia. persona ; ))*.