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

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: (((("duc think java snippets") OR ("ngu java java slippers"))) OR ("locating bugs code snippets"))~.
• Removing quotes may allow a broader search: (((( duc think java snippets ) or ( ngu java java slippers ))) or ( locating bugs code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("duc think java snippets") or ("ngu java java slippers"))) or ("locating bugs code snippets"))*.