Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"hay noi da snippets" » "ha noi da snippets", "thay doi da snippets", "hanh noi da snippets", "hay nuoi da snippets", "hay noi va snippets", "hay toi da 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: (((("hay noi da snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("hay noi da snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( hay noi da snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hay noi da snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.