Perhaps you should try some spelling variations:
"using java java snippets" » "using data java snippets"
"xuan thu java slippers" » "xuan thuy java slippers", "tuan thu java slippers", "luan thuc java slippers", "xuan ngu java slippers", "xuan thu va slippers", "xuan thu java slippery", "xuan thu 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: (((("xuan 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: (((("xuan thu java slippers") OR ("using java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( xuan thu java slippers ) or ( using java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("xuan thu java slippers") or ("using java java snippets"))) or ("locating bug code snippets"))*.