Perhaps you should try some spelling variations:
"using java code snippets" » "using data code snippets"
"locating bug core snippets" » "locating bug code snippets"
"dap tan cao snippets" » "dac tan cao snippets", "dai tan cao snippets", "tap toan cao snippets", "dap toan cao snippets", "dap tao cao snippets", "dap tay cao 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 ("dap tan cao snippets"))) OR ("locating bug core snippets"))~.
• Removing quotes may allow a broader search: (((( using java code snippets ) or ( dap tan cao snippets ))) or ( locating bug core snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("using java code snippets") or ("dap tan cao snippets"))) or ("locating bug core snippets"))*.