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