Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets", "locating bugs code slippers"
"vi tinh java grippers" » "vi trinh java grippers", "vi think java grippers", "vi tinh va grippers", "va tinh java grippers", "vi tinh java slippers"
"using a java snippets" » "using _ java snippets", "using a java slippers"

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: "((((\"using a java snippets\") OR (\"vi tinh java grippers\"))) OR (\"locating bugs code snippets\"))~".
• Removing quotes may allow a broader search: (((( using a java snippets ) OR ( vi tinh java grippers ))) OR ( locating bugs code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("using a java snippets") OR ("vi tinh java grippers"))) OR ("locating bugs code snippets"))*.