Perhaps you should try some spelling variations:
"vien dang vat snippets" » "bien dang vat snippets", "kien dang vat snippets", "viec dang vat snippets", "vien dang van snippets", "vien dong vat snippets", "vien dang nhat snippets", "vien dang vat slippers"
"using raw java snippets" » "using real java snippets", "using a java snippets", "using low java snippets", "using raw java 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: (((("vien dang vat snippets") or ("using raw java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("vien dang vat snippets") OR ("using raw java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( vien dang vat snippets ) or ( using raw java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("vien dang vat snippets") or ("using raw java snippets"))) or ("locating bug code snippets"))*.