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