Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"python using java snippets" » "python using data snippets"
"sach va anh snippets" » "sach xa anh snippets", "sach ha anh snippets", "sach dao anh snippets", "sach van anh snippets", "sach va danh snippets", "sach va 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: (((("python using java snippets") OR ("sach va anh snippets"))) OR ("locating bug core snippets"))~.
• Removing quotes may allow a broader search: (((( python using java snippets ) or ( sach va anh snippets ))) or ( locating bug core snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("python using java snippets") or ("sach va anh snippets"))) or ("locating bug core snippets"))*.