Perhaps you should try some spelling variations:
"using java java snippets" » "using data java snippets"
"luan thu java slippers" » "luan thuc java slippers", "tuan thu java slippers", "lan thu java slippers", "luan ngu java slippers", "luan thu va slippers", "luan thu java slippery", "luan thu java grippers"
"locating bug code snippets" » "locating bung code snippets", "locating bugs code snippets", "locating bug core snippets"

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("luan thu 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 thu java slippers") OR ("using java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( luan thu java slippers ) or ( using java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("luan thu java slippers") or ("using java java snippets"))) or ("locating bug code snippets"))*.