Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets"
"dung luong java snippets" » "dung huong java snippets", "dung uong java snippets", "hung luong java snippets", "dung luong va snippets"
"ngu java java slippers" » "ngu va java slippers", "ngu java java slippery", "ngu java java grippers"

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: (((("ngu java java slippers") or ("dung luong java snippets"))) or ("locating bugs code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("ngu java java slippers") OR ("dung luong java snippets"))) OR ("locating bugs code snippets")).
• Removing quotes may allow a broader search: (((( ngu java java slippers ) or ( dung luong java snippets ))) or ( locating bugs code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("ngu java java slippers") or ("dung luong java snippets"))) or ("locating bugs code snippets"))*.