Perhaps you should try some spelling variations:
"procesos contables linguistics methodology." » "procesos contact linguistics methodology.", "procesos contextos linguisticos methodology.", "procesos contacto linguistico methodology.", "procesos sociales linguistics methodology.", "procesos penales linguistics methodology."
"process control estadistico methods." » "process control statistical methods.", "process control estadisticas metodos."

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: (("procesos contables linguistics methodology.") OR ("process control estadistico methods."))~.
• Removing quotes may allow a broader search: (( procesos contables linguistics methodology. ) or ( process control estadistico methods. ))~.
• Adding a wildcard symbol may retrieve word variants: (("procesos contables linguistics methodology.") or ("process control estadistico methods."))*.