Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets"
"dung java java snippets" » "dung va java snippets"
"using va cau snippets" » "using a cau snippets", "using java cau snippets", "using raw cau snippets", "using van cau snippets", "using va cac snippets", "using va dau 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 va cau snippets") OR ("dung java java snippets"))) OR ("locating bugs code snippets"))~.
• Removing quotes may allow a broader search: (((( using va cau snippets ) or ( dung java java snippets ))) or ( locating bugs code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("using va cau snippets") or ("dung java java snippets"))) or ("locating bugs code snippets"))*.