Perhaps you should try some spelling variations:
"using java java snippets" » "using data java snippets"
"vu manh cua slippers" » "vu doanh cua slippers", "vu ban cua slippers", "vu minh cua slippers", "vu anh cua slippers", "tu manh cua slippers", "vu manh cua slippery", "vu manh cua 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.

• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"vu manh cua slippers\") OR (\"using java java snippets\"))) OR (\"locating bug code snippets\"))~".
• Removing quotes may allow a broader search: (((( vu manh cua slippers ) OR ( using java java snippets ))) OR ( locating bug code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("vu manh cua slippers") OR ("using java java snippets"))) OR ("locating bug code snippets"))*.