Perhaps you should try some spelling variations:
"dung java java snippets" » "dung va java snippets"
"luan dan dat slippers" » "luan danh dat slippers", "luan van dat slippers", "luat dan dat slippers", "luan dung dat slippers", "luan dong dat slippers", "luan dinh dat slippers", "luan dan dat slippery", "luan dan 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: (((("luan dan 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: (((("luan dan dat slippers") OR ("dung java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( luan dan dat slippers ) or ( dung java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("luan dan dat slippers") or ("dung java java snippets"))) or ("locating bug code snippets"))*.