Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"hai nhat de snippets" » "dai nhat de snippets", "hay nhat de snippets", "tai nhat de snippets", "hai nhat ve snippets", "hai nhat le snippets", "hai chat deo 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: (((("hai nhat de snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("hai nhat de snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( hai nhat de snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hai nhat de snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.