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