Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"dan toi di snippets" » "dan toc di snippets", "dan thi di snippets", "van toi di snippets", "dan toi doi snippets", "dan toi da snippets", "dan toi do 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: (((("dan toi di snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dan toi di snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dan toi di snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dan toi di snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.