Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"ung so toc snippets" » "dung so toc snippets", "xung so toc snippets", "ung co toc snippets", "ung so hoc snippets", "ung ho 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: (((("ung so 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: (((("ung so toc snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( ung so toc snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("ung so toc snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.