Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"dung tu can snippets" » "dung tu code snippets", "dung thu can snippets", "dung tru can snippets", "dung cu can snippets", "dung tu ban snippets", "dung tu cac snippets", "dung su can snippets"
"python using java snippets" » "python using data 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 tu can snippets") OR ("python using java snippets"))) OR ("locating bug core snippets"))~.
• Removing quotes may allow a broader search: (((( dung tu can snippets ) or ( python using java snippets ))) or ( locating bug core snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("dung tu can snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.