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