Perhaps you should try some spelling variations:
"using java code snippets" » "using data code snippets", "using java core snippets", "using java code slippers"
"sach danh duc snippets" » "sach tranh duc snippets", "sach dao duc snippets", "sach dung duc snippets", "sach anh duc snippets", "sach dang duc snippets", "sach dinh duc snippets", "sach danh duc slippers"
"locating bug code snippets" » "locating bug core 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: (((("using java code snippets") OR ("sach danh duc snippets"))) OR ("locating bug code snippets"))~.
• Removing quotes may allow a broader search: (((( using java code snippets ) or ( sach danh duc snippets ))) or ( locating bug code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("using java code snippets") or ("sach danh duc snippets"))) or ("locating bug code snippets"))*.