Perhaps you should try some spelling variations:
"dung java java snippets" » "dung va java snippets"
"trinh ion dat slippers" » "trinh con dat slippers", "trinh iot dat slippers", "trinh mon dat slippers", "trinh hon dat slippers", "trinh dong dat slippers", "trinh ion dat slippery", "trinh ion 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 java java snippets") or ("trinh ion dat slippers"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dung java java snippets") OR ("trinh ion dat slippers"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dung java java snippets ) or ( trinh ion dat slippers ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dung java java snippets") or ("trinh ion dat slippers"))) or ("locating bug code snippets"))*.