Perhaps you should try some spelling variations:
"beiras e investigacion" » "beiras de investigaciones", "beiras en investigacion"
"meiras de investigacion" » "meiras dde investigaciones", "mentiras de investigacion", "detras de investigacion", "eras de investigacion"
"beiras la investigacion" » "beira la investigacion", "beiras ana investigacion", "beiras mas investigacion"

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

• Performing a fuzzy search may retrieve terms with similar spellings: (("beiras la investigacion") or ((("beiras e investigacion") OR ("meiras de investigacion"))))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("beiras la investigacion") OR ((("beiras e investigacion") OR ("meiras de investigacion"))))*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"beiras la investigacion\") or (((\"beiras e investigacion\") OR (\"meiras de investigacion\"))))*".
• Removing quotes may allow a broader search: (( beiras la investigacion ) or ((( beiras e investigacion ) OR ( meiras de investigacion ))))*.