Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets"
"using java core snippets" » "using data core snippets"
"dung doi pha snippets" » "huong doi pha snippets", "dung tai pha snippets", "dung co pha snippets", "dung doi phat snippets", "dung dot pha snippets", "dung doi pho 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 ("dung doi pha snippets"))) OR ("locating bugs code snippets"))~.
• Removing quotes may allow a broader search: (((( using java core snippets ) or ( dung doi pha snippets ))) or ( locating bugs code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("using java core snippets") or ("dung doi pha snippets"))) or ("locating bugs code snippets"))*.