Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"dung mo hoi snippets" » "dung co hoi snippets", "dung cho hoi snippets", "dung von hoi snippets", "dung mo phoi snippets", "dung mo hoc 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: (((("dung mo hoi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dung mo hoi snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dung mo hoi snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dung mo hoi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.