Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"tieu can toc snippets" » "tieu can code snippets", "tiep can toc snippets", "dieu can toc snippets", "tiem can toc snippets", "tieu dan toc snippets", "tieu cac toc snippets", "tieu cao toc 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: (((("tieu can toc snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("tieu can toc snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( tieu can toc snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tieu can toc snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.