Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"den va toc snippets" » "dien va toc snippets", "den vai toc snippets", "den vay toc snippets", "den va doc snippets", "den va tac snippets", "den va ton 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: (((("den va 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: (((("den va toc snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( den va toc snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("den va toc snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.