Perhaps you should try some spelling variations:
"luong java java snippets" » "luong va java snippets"
"dung phi phan slippers" » "dung phu phan slippers", "xung phi phan slippers", "dung chi phan slippers", "dung phoi phan slippers", "dung phe phan slippers", "dung phi phan slippery", "dung phi phan 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: (((("dung phi phan slippers") or ("luong java java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dung phi phan slippers") OR ("luong java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dung phi phan slippers ) or ( luong java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dung phi phan slippers") or ("luong java java snippets"))) or ("locating bug code snippets"))*.