Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"thu choi chu snippets" » "thu chi chu snippets", "thu hoi chu snippets", "thu phoi chu snippets", "thu cho chu snippets", "thu choi cho 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: (((("thu choi 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: (((("thu choi chu snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( thu choi chu snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("thu choi chu snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.