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