Perhaps you should try some spelling variations:
"dung java java snippets" » "dung va java snippets"
"dan tat dat slippers" » "dan dat dat slippers", "ban tat dat slippers", "dan tay dat slippers", "dan luat dat slippers", "dan trai dat slippers", "dan tat dat slippery", "dan tat dat grippers"
"locating bug code snippets" » "locating bung code snippets", "locating bugs code snippets", "locating bug core snippets"

Try widening your search to All Fields.

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

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