Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"nuoc ao toc snippets" » "nuoc bao toc snippets", "nuoc o toc snippets", "nuoc xo toc snippets", "nuoc cao toc snippets", "nuoc ao tom snippets", "nuoc co 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: (((("nuoc ao 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: (((("nuoc ao toc snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( nuoc ao toc snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("nuoc ao toc snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.