Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets"
"using java code snippets" » "using data code snippets"
"cong co noi snippets" » "dong co noi snippets", "cong cu noi snippets", "cong so noi snippets", "cong co nuoi snippets", "cong co hoi snippets", "cong bo noi 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: (((("using java code snippets") OR ("cong co noi snippets"))) OR ("locating bugs code snippets"))~.
• Removing quotes may allow a broader search: (((( using java code snippets ) or ( cong co noi snippets ))) or ( locating bugs code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("using java code snippets") or ("cong co noi snippets"))) or ("locating bugs code snippets"))*.