Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"viet dung co snippets" » "viet dung code snippets", "viet hung co snippets", "viet huong co snippets", "viet trung co snippets", "viet dung cho snippets", "viet dung cong snippets", "viet dung cua snippets"
"using java java snippets" » "using data java snippets"

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

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