Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets"
"using java core snippets" » "using data core snippets"
"tung dan lua snippets" » "dung dan lua snippets", "huong dan lua snippets", "trung dai lua snippets", "tung dan luan snippets", "tung dan luat snippets", "tung dan cua 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 core snippets") OR ("tung dan lua snippets"))) OR ("locating bugs code snippets"))~.
• Removing quotes may allow a broader search: (((( using java core snippets ) or ( tung dan lua snippets ))) or ( locating bugs code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("using java core snippets") or ("tung dan lua snippets"))) or ("locating bugs code snippets"))*.