Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"python using java snippets" » "python using data snippets"
"khoa van ha snippets" » "hoa van ha snippets", "khoa can ha snippets", "khoa luan ha snippets", "khoa van hoa snippets", "khoa van chat snippets", "khoa van hanh snippets"

You may be able to get more results by adjusting your search query.

• If you are trying to use Boolean operators, they must be ALL CAPS: (((("khoa van ha snippets") OR ("python using java snippets"))) OR ("locating bug core snippets"))~.
• Removing quotes may allow a broader search: (((( khoa van ha snippets ) or ( python using java snippets ))) or ( locating bug core snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("khoa van ha snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.