Perhaps you should try some spelling variations:
"dung java java snippets" » "dung va java snippets"
"khoi ngu java slippers" » "khoi nguon java slippers", "khoi su java slippers", "khau ngu java slippers", "khoi ngu va slippers", "khoi ngu java slippery", "khoi ngu java 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: (((("khoi ngu java slippers") or ("dung java java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("khoi ngu java slippers") OR ("dung java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( khoi ngu java slippers ) or ( dung java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("khoi ngu java slippers") or ("dung java java snippets"))) or ("locating bug code snippets"))*.