Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"ban hang hoa snippets" » "ban hang code snippets", "ngan hang hoa snippets", "ban hang khoa snippets", "ban thanh hoa snippets", "ban hang va snippets"
"python using data snippets" » "python using java snippets", "python using sat snippets", "python missing data 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: (((("ban hang hoa snippets") or ("python using data snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("ban hang hoa snippets") OR ("python using data snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( ban hang hoa snippets ) or ( python using data snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("ban hang hoa snippets") or ("python using data snippets"))) or ("locating bug core snippets"))*.