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