Perhaps you should try some spelling variations:
"than duoc dat slippers" » "than doc dat slippers", "tan duoc dat slippers", "nhan duoc dat slippers", "than duoc bat slippers", "than duoc dai slippers", "than duoc dan slippers", "than duoc dat slippery", "than duoc dat grippers"
"dung java java snippets" » "dung 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: (((("than duoc dat slippers") or ("dung java java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("than duoc dat slippers") OR ("dung java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( than duoc dat slippers ) or ( dung java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("than duoc dat slippers") or ("dung java java snippets"))) or ("locating bug code snippets"))*.