Perhaps you should try some spelling variations:
"dung java java snippets" » "dung va java snippets"
"dung cho lanh slippers" » "dung cho lach slippers", "dung cho lang slippers", "dung cho doanh slippers", "dung cho lanh slippery", "dung cho lanh 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 cho lanh 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 cho lanh slippers") OR ("dung java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dung cho lanh slippers ) or ( dung java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dung cho lanh slippers") or ("dung java java snippets"))) or ("locating bug code snippets"))*.