Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"python using java snippets" » "python using data snippets"
"dung cu han snippets" » "dung cua han snippets", "dung co han snippets", "dung cho han snippets", "dung cu nhan snippets", "dung chu han snippets", "dung cu phan 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: (((("dung cu han snippets") OR ("python using java snippets"))) OR ("locating bug core snippets"))~.
• Removing quotes may allow a broader search: (((( dung cu han snippets ) or ( python using java snippets ))) or ( locating bug core snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("dung cu han snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.