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