Perhaps you should try some spelling variations:
"quang doan dat slippers" » "quan doan dat slippers", "quang hoan dat slippers", "quang hoang dat slippers", "quang dan dat slippers", "quang doan dau slippers", "quang doanh bat slippers", "quang doan dat slippery", "quang doan dat grippers"
"dung java java snippets" » "dung va java snippets"
"locating bug code snippets" » "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.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("dung java java snippets") or ("quang doan dat slippers"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dung java java snippets") OR ("quang doan dat slippers"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dung java java snippets ) or ( quang doan dat slippers ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dung java java snippets") or ("quang doan dat slippers"))) or ("locating bug code snippets"))*.