Perhaps you should try some spelling variations:
"using java code snippets" » "using data code snippets", "using java core snippets", "using java code slippers"
"vinh tran anh snippets" » "minh trang anh snippets", "tinh trang anh snippets", "vinh thang anh snippets", "vinh tran manh snippets", "vinh tuan anh snippets", "vinh tran thanh snippets", "vinh tran anh 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 ("vinh tran anh snippets"))) OR ("locating bug code snippets"))~.
• Removing quotes may allow a broader search: (((( using java code snippets ) or ( vinh tran anh snippets ))) or ( locating bug code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("using java code snippets") or ("vinh tran anh snippets"))) or ("locating bug code snippets"))*.