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