Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"hai va hoi snippets" » "hai van hoi snippets", "thai va hoi snippets", "hoi va hoi snippets", "hai xa hoi snippets", "hai va hoc snippets", "hai va 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 va hoi 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 va hoi snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( hai va hoi snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hai va hoi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.