Perhaps you should try some spelling variations:
"using java java snippets" » "using data java snippets"
"cuon sach java slippers" » "duong sach java slippers", "cuoc cach java slippers", "co sach java slippers", "cuon sach va slippers", "cuon sach java slippery", "cuon sach 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: (((("cuon sach 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: (((("cuon sach java slippers") OR ("using java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cuon sach java slippers ) or ( using java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cuon sach java slippers") or ("using java java snippets"))) or ("locating bug code snippets"))*.