Perhaps you should try some spelling variations:
"vi dinh dat grippers" » "vi dinh soft grippers", "vi dinh ket grippers", "vi dinh van grippers", "vi dinh lam grippers", "vi sinh dat grippers", "vi tinh dat grippers", "vu dinh dat grippers"
"using java java snippets" » "using data java snippets", "using java java 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: "((((\"vi dinh dat grippers\") OR (\"using java java snippets\"))) OR (\"locating bug code snippets\"))~".
• Removing quotes may allow a broader search: (((( vi dinh dat grippers ) OR ( using java java snippets ))) OR ( locating bug code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("vi dinh dat grippers") OR ("using java java snippets"))) OR ("locating bug code snippets"))*.