Perhaps you should try some spelling variations:
"dong lanh phi slippers" » "dong anh phi slippers", "bong lanh phi slippers", "dong danh phi slippers", "dong lang phi slippers", "dong linh phi slippers", "dong lang phu slippers", "dong lanh phi slippery", "dong lanh 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 lanh 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 lanh phi slippers") OR ("dung java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dong lanh phi slippers ) or ( dung java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dong lanh phi slippers") or ("dung java java snippets"))) or ("locating bug code snippets"))*.