Perhaps you should try some spelling variations:
"dung toan ket slippers" » "dung doanh ket slippers", "dung thang ket slippers", "dung thanh ket slippers", "dung toan ke slippers", "dung toan kiem slippers", "dung toan viet slippers", "dung toan ket slippery", "dung toan ket 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 toan ket 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 toan ket slippers") OR ("dung java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dung toan ket slippers ) or ( dung java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dung toan ket slippers") or ("dung java java snippets"))) or ("locating bug code snippets"))*.