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