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