Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"hai danh hoa snippets" » "thai danh hoa snippets", "hai anh hoa snippets", "hai dang hoa snippets", "hai thanh hoa snippets", "hai khanh hoa snippets", "hai nganh hoa 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 danh hoa 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 danh hoa snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( hai danh hoa snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hai danh hoa snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.