Perhaps you should try some spelling variations:
"dung dat trinh slippers" » "dung dan trinh slippers", "dung lap trinh slippers", "dung dat trong slippers", "dung va trinh slippers", "dung tai trinh slippers", "dung dat trinh slippery", "dung dat trinh 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 dat trinh 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 dat trinh slippers") OR ("dung java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dung dat trinh slippers ) or ( dung java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dung dat trinh slippers") or ("dung java java snippets"))) or ("locating bug code snippets"))*.