Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"hai thuc te snippets" » "thai thuc te snippets", "dai thuc te snippets", "ha thuc te snippets", "hai thuc ve snippets", "hai thuc tien snippets", "hai thuc tin 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 thuc te 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 thuc te snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( hai thuc te snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hai thuc te snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.