Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"phap quan da snippets" » "phap luan da snippets", "pham quang da snippets", "phap luat da snippets", "phap quan dac snippets", "phap quan ha snippets", "phap quan va snippets"
"locating bug code snippets" » "locating bung code snippets", "locating bugs code snippets", "locating bug core snippets"

Try widening your search to All Fields.

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

• Performing a fuzzy search may retrieve terms with similar spellings: (((("phap quan da snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("phap quan da snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( phap quan da snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("phap quan da snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.