Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"dat cua noi snippets" » "dai cua noi snippets", "day cua noi snippets", "mat cua noi snippets", "dat chua noi snippets", "dat cua hoi snippets", "dat cua moi 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 cua noi 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 cua noi snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dat cua noi snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dat cua noi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.