Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets", "locating bugs code slippers"
"using data java snippets" » "using java java snippets", "using sat java snippets", "missing data java snippets", "using data java slippers"
"vat dung lan snippets" » "van dung lan snippets", "va dung lan snippets", "viet dung lan snippets", "vat dung luan snippets", "vat dung land snippets", "vat dung lam snippets", "vat dung lan 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: (((("vat dung lan snippets") OR ("using data java snippets"))) OR ("locating bugs code snippets"))~.
• Removing quotes may allow a broader search: (((( vat dung lan snippets ) or ( using data java snippets ))) or ( locating bugs code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("vat dung lan snippets") or ("using data java snippets"))) or ("locating bugs code snippets"))*.