Perhaps you should try some spelling variations:
"va dung code snippets" » "va dung cong snippets", "va dung co snippets", "va dung de snippets", "van dung code snippets", "va duong code snippets", "vat dung code snippets", "va dung code slippers"
"using sat java snippets" » "using data java snippets", "using a java snippets", "using raw java snippets", "using sat va snippets", "using sat java slippers"
"locating bug code snippets" » "locating bug code slippers", "locating bung code snippets", "locating bugs code 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: (((("va dung code snippets") OR ("using sat java snippets"))) OR ("locating bug code snippets"))~.
• Removing quotes may allow a broader search: (((( va dung code snippets ) or ( using sat java snippets ))) or ( locating bug code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("va dung code snippets") or ("using sat java snippets"))) or ("locating bug code snippets"))*.