Perhaps you should try some spelling variations:
"bien thuc java slippers" » "kien thuc java slippers", "bien phuc java slippers", "bien phu java slippers", "bien thuc va slippers", "bien thuc java slippery", "bien thuc 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: (((("bien thuc 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: (((("bien thuc java slippers") OR ("dung java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( bien thuc java slippers ) or ( dung java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("bien thuc java slippers") or ("dung java java snippets"))) or ("locating bug code snippets"))*.