Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"thuc khac de snippets" » "thue khac de snippets", "thuc pham de snippets", "thuc thuc de snippets", "thuc khac di snippets", "thuc khac do snippets", "thuc hac de 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: (((("python using java snippets") or ("thuc khac de snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using java snippets") OR ("thuc khac de snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( python using java snippets ) or ( thuc khac de snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("python using java snippets") or ("thuc khac de snippets"))) or ("locating bug code snippets"))*.