Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"using java java snippets" » "using data java snippets"
"vi manh cua slippery" » "vi doanh cua slippery", "vi ban cua slippery", "vi mach cua slippery", "vi hanh cua slippery", "vu manh cua slippery", "vi manh cua slippers"

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: (((("vi manh cua slippery") OR ("using java java snippets"))) OR ("locating bug core snippets"))~.
• Removing quotes may allow a broader search: (((( vi manh cua slippery ) or ( using java java snippets ))) or ( locating bug core snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("vi manh cua slippery") or ("using java java snippets"))) or ("locating bug core snippets"))*.