Perhaps you should try some spelling variations:
"using java code snippets" » "using data code snippets", "using java core snippets", "using java code slippers"
"trinh moi van snippets" » "trinh hoi van snippets", "trinh boi van snippets", "trinh mo van snippets", "trinh mai van snippets", "trinh moi va snippets", "trinh doi van snippets", "trinh moi van 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 ("trinh moi van snippets"))) OR ("locating bug code snippets"))~.
• Removing quotes may allow a broader search: (((( using java code snippets ) or ( trinh moi van snippets ))) or ( locating bug code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("using java code snippets") or ("trinh moi van snippets"))) or ("locating bug code snippets"))*.