Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets", "locating bugs code slippers"
"using java java snippets" » "using data java snippets", "using java java slippers"
"va thuc dan snippets" » "va thuc hanh snippets", "va hoc dan snippets", "va thuc vat snippets", "va thuc 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 java snippets") OR ("va thuc dan snippets"))) OR ("locating bugs code snippets"))~.
• Removing quotes may allow a broader search: (((( using java java snippets ) or ( va thuc dan snippets ))) or ( locating bugs code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("using java java snippets") or ("va thuc dan snippets"))) or ("locating bugs code snippets"))*.