Perhaps you should try some spelling variations:
"using java java snippets" » "using data java snippets", "using java java slippers"
"viet han dan snippets" » "viet phan dan snippets", "viet hang dan snippets", "viet hoan dan snippets", "viet nhan dan snippets", "viet han danh snippets", "viet shan dan snippets", "viet han dan slippers"
"locating bug code snippets" » "locating bug code slippers", "locating bung code snippets", "locating bugs code snippets", "locating bug core snippets"

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("using java java snippets") or ("viet han dan snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("using java java snippets") OR ("viet han dan snippets"))) OR ("locating bug code snippets"))*.
• Removing quotes may allow a broader search: (((( using java java snippets ) or ( viet han dan snippets ))) or ( locating bug code snippets ))*.