Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"cong ve chu snippets" » "cuong ve chu snippets", "cong va chu snippets", "long ve chu snippets", "cong ve cau snippets", "cong ve che 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: (((("cong ve 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: (((("cong ve chu snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cong ve chu snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cong ve chu snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.