Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets"
"duc think java slippers" » "duc trinh java slippers", "duc thinh java slippers", "duc thang java slippers", "duc thanh java slippers", "duc think java slippery", "duc think java grippers"
"ngu java java snippets" » "ngu va java snippets"

You may be able to get more results by adjusting your search query.

• If you are trying to use Boolean operators, they must be ALL CAPS: (((("ngu java java snippets") OR ("duc think java slippers"))) OR ("locating bugs code snippets"))~.
• Removing quotes may allow a broader search: (((( ngu java java snippets ) or ( duc think java slippers ))) or ( locating bugs code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("ngu java java snippets") or ("duc think java slippers"))) or ("locating bugs code snippets"))*.