Perhaps you should try some spelling variations:
"using java java snippets" » "using data java snippets", "using java java slippers"
"va trinh cuu slippery" » "va trinh cau slippery", "va trinh cua slippery", "va trinh chu slippery", "van trinh cuu slippery", "va tinh cuu slippery", "lap trinh cuu slippery", "va trinh cuu slippers"
"locating bug code snippets" » "locating bug code slippers", "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: "((((\"va trinh cuu slippery\") OR (\"using java java snippets\"))) OR (\"locating bug code snippets\"))~".
• Removing quotes may allow a broader search: (((( va trinh cuu slippery ) OR ( using java java snippets ))) OR ( locating bug code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("va trinh cuu slippery") OR ("using java java snippets"))) OR ("locating bug code snippets"))*.