Perhaps you should try some spelling variations:
"program language classical methods." » "program language classical period.", "program language classical myth.", "programs language classical methods.", "programas language classical methods."
"programa language classical methods." » "programa language classical period.", "programa language classical myth.", "programming languages classical methods.", "programsa language classical methods.", "programasa language classical methods."

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: "((\"program language classical methods.\") OR (\"programa language classical methods.\"))~".
• Removing quotes may allow a broader search: (( program language classical methods. ) OR ( programa language classical methods. ))~.
• Adding a wildcard symbol may retrieve word variants: (("program language classical methods.") OR ("programa language classical methods."))*.