Perhaps you should try some spelling variations:
"process control semiotics methodology." » "process control statistics methodology.", "process control economics methodology.", "process control service methodology.", "procesos control semiotics methodology.", "procesal control semiotics methodology."
"proceso control statistical methods." » "proceso contra statistical methods.", "proceso contralos statistical methods.", "proces contre statistical methods.", "proceso control statistics methods.", "proceso control estadisticas methods."

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

• Performing a fuzzy search may retrieve terms with similar spellings: (("process control semiotics methodology.") OR ("proceso control statistical methods."))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"process control semiotics methodology.\") OR (\"proceso control statistical methods.\"))*".
• Removing quotes may allow a broader search: (( process control semiotics methodology. ) OR ( proceso control statistical methods. ))*.