Perhaps you should try some spelling variations:
"path lineal formulacion" » "path la formulacion", "path anexo formulacion", "paths lineal formulacion", "pat lineal formulacion"
"path una formulacion" » "path la formulacion", "path de formulacion", "path su formulacion", "paths una formulacion", "pat una formulacion"
"path y formulacion" » "path la formulacion", "path de formulacion", "path y formacion", "paths y formulacion", "pat y formulacion"

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

• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"path lineal formulacion\") OR (((\"path una formulacion\") OR (\"path y formulacion\"))))~".
• Removing quotes may allow a broader search: (( path lineal formulacion ) OR ((( path una formulacion ) OR ( path y formulacion ))))~.
• Adding a wildcard symbol may retrieve word variants: (("path lineal formulacion") OR ((("path una formulacion") OR ("path y formulacion"))))*.