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