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