Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets"
"using java core snippets" » "using data core snippets"
"dung anh hai snippets" » "dung danh hai snippets", "duong anh hai snippets", "dong anh hai snippets", "dung lanh hai snippets", "dung manh hai snippets", "dung anh thai 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 anh hai snippets"))) OR ("locating bugs code snippets"))~.
• Removing quotes may allow a broader search: (((( using java core snippets ) or ( dung anh hai snippets ))) or ( locating bugs code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("using java core snippets") or ("dung anh hai snippets"))) or ("locating bugs code snippets"))*.