Perhaps you should try some spelling variations:
"using java java snippets" » "using data java snippets"
"manh tung va slippers" » "manh hung va slippers", "thanh tung va slippers", "manh trung va slippers", "manh tuong va slippers", "manh dung va slippers", "manh tung va slippery", "manh tung va grippers"
"locating bug code snippets" » "locating bung code snippets", "locating bugs code snippets", "locating bug core 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 java snippets") OR ("manh tung va slippers"))) OR ("locating bug code snippets"))~.
• Removing quotes may allow a broader search: (((( using java java snippets ) or ( manh tung va slippers ))) or ( locating bug code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("using java java snippets") or ("manh tung va slippers"))) or ("locating bug code snippets"))*.