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