Perhaps you should try some spelling variations:
"using java code snippets" » "using data code snippets", "using java core snippets", "using java code slippers"
"vung cong li snippets" » "dung cong li snippets", "vung dong li snippets", "vung song li snippets", "vung cong ti snippets", "vung hong li snippets", "vung cong hai snippets", "vung cong li 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 ("vung cong li snippets"))) OR ("locating bug code snippets"))~.
• Removing quotes may allow a broader search: (((( using java code snippets ) or ( vung cong li snippets ))) or ( locating bug code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("using java code snippets") or ("vung cong li snippets"))) or ("locating bug code snippets"))*.