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