Perhaps you should try some spelling variations:
"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"
"secas de investigacion" » "becas de investigacion", "secado de investigacion", "cas de investigacion"

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

• If you are trying to use Boolean operators, they must be ALL CAPS: (((("secas de investigacion") OR ("beiras la investigacion"))) OR ("plata con investigacion"))~.
• Removing quotes may allow a broader search: (((( secas de investigacion ) or ( beiras la investigacion ))) or ( plata con investigacion ))~.
• Adding a wildcard symbol may retrieve word variants: (((("secas de investigacion") or ("beiras la investigacion"))) or ("plata con investigacion"))*.