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