Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"dung benh do snippets" » "duong benh do snippets", "dung menh do snippets", "trung benh do snippets", "dung benh dot snippets", "dung benh co snippets", "dung benh xo 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 benh do 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 benh do snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dung benh do snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dung benh do snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.