Perhaps you should try some spelling variations:
"dung vbug code slippers" » "dung vung code slippers", "dung vbung code slippers", "dung vbugs code slippers"
"dung thi van snippets" » "dung tai van snippets", "dung tri van snippets", "dung chi van snippets", "dung thi lan snippets", "dung thi hanh snippets", "dung thi nang snippets"
"locating bug code snippets" » "locating bung code snippets", "locating bugs code 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 vbug code slippers") or ("dung thi van snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dung vbug code slippers") OR ("dung thi van snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dung vbug code slippers ) or ( dung thi van snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dung vbug code slippers") or ("dung thi van snippets"))) or ("locating bug code snippets"))*.