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