Perhaps you should try some spelling variations:
"using java code snippets" » "using data code snippets"
"jing yang con snippets" » "jing wang con snippets", "jing liang con snippets", "jing zhang con snippets", "jing yang kon snippets", "jing dang cong snippets", "jing hang cong snippets"
"locating bug core snippets" » "locating bug 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 ("jing yang con snippets"))) OR ("locating bug core snippets"))~.
• Removing quotes may allow a broader search: (((( using java code snippets ) or ( jing yang con snippets ))) or ( locating bug core snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("using java code snippets") or ("jing yang con snippets"))) or ("locating bug core snippets"))*.