Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets", "locating bugs code slippers"
"using java code snippets" » "using data code snippets", "using java code slippers"
"cong hat dan snippets" » "cong nhat dan snippets", "cong chat dan snippets", "cong ha dan snippets", "cong hat van snippets", "cong mat dan snippets", "cong nhat danh snippets", "cong hat dan slippers"

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: (((("using java code snippets") OR ("cong hat dan snippets"))) OR ("locating bugs code snippets"))~.
• Removing quotes may allow a broader search: (((( using java code snippets ) or ( cong hat dan snippets ))) or ( locating bugs code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("using java code snippets") or ("cong hat dan snippets"))) or ("locating bugs code snippets"))*.