Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets"
"using java code snippets" » "using data code snippets"
"gian dac cao snippets" » "gian dan cao snippets", "gian cac cao snippets", "giang day cao snippets", "gian dac cho snippets", "gian dac co snippets", "gian bac 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 ("gian dac cao snippets"))) OR ("locating bugs code snippets"))~.
• Removing quotes may allow a broader search: (((( using java code snippets ) or ( gian dac cao snippets ))) or ( locating bugs code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("using java code snippets") or ("gian dac cao snippets"))) or ("locating bugs code snippets"))*.