Perhaps you should try some spelling variations:
"using java code snippets" » "using data code snippets"
"dap trong cho snippets" » "dat trong cho snippets", "dao trong cho snippets", "dai trong cho snippets", "dap trong tho snippets", "dap trong co snippets", "dap rong cho snippets"
"locating bug core snippets" » "locating bug 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 ("dap trong cho snippets"))) OR ("locating bug core snippets"))~.
• Removing quotes may allow a broader search: (((( using java code snippets ) or ( dap trong cho snippets ))) or ( locating bug core snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("using java code snippets") or ("dap trong cho snippets"))) or ("locating bug core snippets"))*.