Perhaps you should try some spelling variations:
"using java java snippets" » "using data java snippets"
"giac duoc java slippers" » "giao duc java slippers", "gia duc java slippers", "giac duoc va slippers", "giac duoc java slippery", "giac duoc 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: (((("giac duoc 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: (((("giac duoc java slippers") OR ("using java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( giac duoc java slippers ) or ( using java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("giac duoc java slippers") or ("using java java snippets"))) or ("locating bug code snippets"))*.