Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"quat tu cung snippets" » "luat tu cung snippets", "xuat tu cung snippets", "luat tuc cung snippets", "quat tu chung snippets", "quat tu cuong snippets", "quat tuc cung 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: (((("quat tu cung snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("quat tu cung snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( quat tu cung snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("quat tu cung snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.