Perhaps you should try some spelling variations:
"placas con investigacion" » "placas en investigacion", "placas foca investigacion", "placas fcsh investigacion", "plantas con investigacion", "placas como investigacion", "plasticas con investigacion"
"plata con investigacion" » "plata en investigacion", "plata foca investigacion", "plata fcsh investigacion", "plato con investigacion", "platica con 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 ((("placas con investigacion") OR ("plata con investigacion"))))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("beiras la investigacion") OR ((("placas con investigacion") OR ("plata con investigacion"))))*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"beiras la investigacion\") or (((\"placas con investigacion\") OR (\"plata con investigacion\"))))*".
• Removing quotes may allow a broader search: (( beiras la investigacion ) or ((( placas con investigacion ) OR ( plata con investigacion ))))*.