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