Perhaps you should try some spelling variations:
"dung java java snippets" » "dung va java snippets"
"dung cu lich slippers" » "dung cua lich slippers", "dung co lich slippers", "dung cho lich slippers", "dung cuu lich slippers", "dung du lich slippers", "dung cu linh slippers", "dung cu lich slippery", "dung cu lich 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 ("dung cu lich slippers"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dung java java snippets") OR ("dung cu lich slippers"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dung java java snippets ) or ( dung cu lich slippers ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dung java java snippets") or ("dung cu lich slippers"))) or ("locating bug code snippets"))*.