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