Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets"
"tran cong tac slippers" » "tran hong tac slippers", "trien cong tac slippers", "tran hoang tac slippers", "tran cong ty slippers", "tran cong tac slippery", "tran cong tac grippers"
"dung java java snippets" » "dung va java 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: "((((\"tran cong tac slippers\") OR (\"dung java java snippets\"))) OR (\"locating bugs code snippets\"))~".
• Removing quotes may allow a broader search: (((( tran cong tac slippers ) OR ( dung java java snippets ))) OR ( locating bugs code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("tran cong tac slippers") OR ("dung java java snippets"))) OR ("locating bugs code snippets"))*.