Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"tieu cao toc snippets" » "tieu cao code snippets", "lieu cao toc snippets", "sieu cao toc snippets", "chieu cao toc snippets", "tieu cac toc snippets", "tieu cao hoc snippets", "tieu cao ngoc 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 cao 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 cao toc snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( tieu cao toc snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tieu cao toc snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.