Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"dong ha toc snippets" » "dong hoa toc snippets", "dong va toc snippets", "dong hoc toc snippets", "dong ho toc snippets", "dong thac toc 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: (((("dong ha toc snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dong ha toc snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dong ha toc snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dong ha toc snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.