Perhaps you should try some spelling variations:
"using java code snippets" » "using data code snippets"
"locating bug core snippets" » "locating bug code snippets"
"dong ma hat snippets" » "duong ma hat snippets", "dong mua hat snippets", "dong ha hat snippets", "dong ca hat snippets", "dong va hat snippets", "dong ma thuat 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 ma hat snippets"))) OR ("locating bug core snippets"))~.
• Removing quotes may allow a broader search: (((( using java code snippets ) or ( dong ma hat snippets ))) or ( locating bug core snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("using java code snippets") or ("dong ma hat snippets"))) or ("locating bug core snippets"))*.