Perhaps you should try some spelling variations:
"dung kiem trong slippers" » "dung kien trong slippers", "dung diem trong slippers", "dung nhiem trong slippers", "dung kem trong slippers", "luong kiem trong slippers", "dung kiem trong slippery", "dung kiem trong 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"

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