Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"python using java snippets" » "python using data snippets"
"da cau khoa snippets" » "da cuu khoa snippets", "da cu khoa snippets", "da cau hoa snippets", "dat cau khoa snippets", "va cau khoa 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: (((("da cau khoa snippets") OR ("python using java snippets"))) OR ("locating bug core snippets"))~.
• Removing quotes may allow a broader search: (((( da cau khoa snippets ) or ( python using java snippets ))) or ( locating bug core snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("da cau khoa snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.