Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"toc gian don snippets" » "toc gian code snippets", "toc giay don snippets", "toc gia don snippets", "toi gian don snippets", "toc gian dan snippets", "toc giang son snippets", "toc gian dien snippets"
"python using java snippets" » "python using data 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 ("toc gian don snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using java snippets") OR ("toc gian don snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( python using java snippets ) or ( toc gian don snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("python using java snippets") or ("toc gian don snippets"))) or ("locating bug core snippets"))*.