Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets"
"using java core snippets" » "using data core snippets"
"dong cua phi snippets" » "dung cua phi snippets", "cong cua phi snippets", "huong cua phi snippets", "dong cua chi snippets", "dong cua phu snippets", "dong chau phi 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 ("dong cua phi snippets"))) OR ("locating bugs code snippets"))~.
• Removing quotes may allow a broader search: (((( using java core snippets ) or ( dong cua phi snippets ))) or ( locating bugs code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("using java core snippets") or ("dong cua phi snippets"))) or ("locating bugs code snippets"))*.