Perhaps you should try some spelling variations:
"using java code snippets" » "using data code snippets"
"dong hoa core snippets" » "dong hoc core snippets", "dong co core snippets", "dong hoa co snippets", "dong hoa cong snippets"
"locating bug code snippets" » "locating bung code snippets", "locating bugs 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 ("dong hoa core snippets"))) OR ("locating bug code snippets"))~.
• Removing quotes may allow a broader search: (((( using java code snippets ) or ( dong hoa core snippets ))) or ( locating bug code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("using java code snippets") or ("dong hoa core snippets"))) or ("locating bug code snippets"))*.