Perhaps you should try some spelling variations:
"using java code snippets" » "using data code snippets"
"chung dan hoi snippets" » "chung han hoi snippets", "hung dan hoi snippets", "chung nhan hoi snippets", "chung dan hoc snippets", "chung dai hoi snippets", "chung dang khoi 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 ("chung dan hoi snippets"))) OR ("locating bug core snippets"))~.
• Removing quotes may allow a broader search: (((( using java code snippets ) or ( chung dan hoi snippets ))) or ( locating bug core snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("using java code snippets") or ("chung dan hoi snippets"))) or ("locating bug core snippets"))*.