Perhaps you should try some spelling variations:
"lieu nghe java slippers" » "lieu nhe java slippers", "lieu nghien java slippers", "lieu nha java slippers", "lieu nghe va slippers", "lieu ngu java slippers", "lieu nghe java slippery", "lieu nghe java grippers"
"dung java java snippets" » "dung va java snippets"
"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: (((("lieu nghe java slippers") or ("dung java java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("lieu nghe java slippers") OR ("dung java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( lieu nghe java slippers ) or ( dung java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("lieu nghe java slippers") or ("dung java java snippets"))) or ("locating bug code snippets"))*.