Perhaps you should try some spelling variations:
"dung java java snippets" » "dung va java snippets"
"dung tu trinh slippers" » "dung tu tinh slippers", "dung tieu trinh slippers", "dung qua trinh slippers", "dung thu trinh slippers", "dung tru trinh slippers", "dung cu trinh slippers", "dung tu trinh slippery", "dung tu trinh grippers"
"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 tu 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 tu trinh slippers") OR ("dung java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dung tu trinh slippers ) or ( dung java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dung tu trinh slippers") or ("dung java java snippets"))) or ("locating bug code snippets"))*.