Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"dao toi di snippets" » "dao thoi di snippets", "dao thi di snippets", "dan toi di snippets", "dao toi doi snippets", "dao toi da snippets", "dao 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: (((("dao 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: (((("dao toi di snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dao toi di snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dao toi di snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.