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