Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"python using java snippets" » "python using data snippets"
"nha hoc anh snippets" » "nha thuoc anh snippets", "khoa hoc anh snippets", "nha nuoc anh snippets", "nha hoc nganh snippets", "nha hoc nhanh snippets", "nha hoc sinh 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: (((("nha hoc anh snippets") OR ("python using java snippets"))) OR ("locating bug core snippets"))~.
• Removing quotes may allow a broader search: (((( nha hoc anh snippets ) or ( python using java snippets ))) or ( locating bug core snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("nha hoc anh snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.