Perhaps you should try some spelling variations:
"programming languages classical methods." » "programming languages classification methods.", "programming languages classical period.", "programming languages classical myth.", "programaming languages classical methods.", "programsming languages classical methods.", "programasming languages classical methods."
"program language classical methods." » "program language classical period.", "program language classical myth.", "programa language classical methods.", "programs language classical methods.", "programas language classical methods."

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

• Performing a fuzzy search may retrieve terms with similar spellings: (("program language classical methods.") or ("programming languages classical methods."))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("program language classical methods.") OR ("programming languages classical methods.")).
• Removing quotes may allow a broader search: (( program language classical methods. ) or ( programming languages classical methods. )).
• Adding a wildcard symbol may retrieve word variants: (("program language classical methods.") or ("programming languages classical methods."))*.