Perhaps you should try some spelling variations:
"dung chieu sang slippers" » "dung chien sang slippers", "dung hieu sang slippers", "dung tieu sang slippers", "dung chieu sach slippers", "dung chieu xanh slippers", "dung hieu lang slippers", "dung chieu sang slippery", "dung chieu sang 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 chieu sang 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 chieu sang slippers") OR ("dung java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dung chieu sang slippers ) or ( dung java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dung chieu sang slippers") or ("dung java java snippets"))) or ("locating bug code snippets"))*.