Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets"
"using java cacode snippets" » "using data cacode snippets", "using java caccode snippets", "using java caocode snippets", "using java caicode snippets"
"dung va ca snippets" » "dung va cac snippets", "dung va cao snippets", "dung va cai 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 cacode snippets") OR ("dung va ca snippets"))) OR ("locating bugs code snippets"))~.
• Removing quotes may allow a broader search: (((( using java cacode snippets ) or ( dung va ca snippets ))) or ( locating bugs code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("using java cacode snippets") or ("dung va ca snippets"))) or ("locating bugs code snippets"))*.