Perhaps you should try some spelling variations:
"dung luan code snippets" » "dung luan cong snippets", "dung luan che snippets", "dung luan de snippets"
"dang thi java snippets" » "hoang thi java snippets", "dang khoi java snippets", "dang think java snippets"
"locating bug code slippers" » "locating bung code slippers", "locating bugs code slippers"

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("dang thi java snippets") or ("dung luan code snippets"))) or ("locating bug code slippers"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dang thi java snippets") OR ("dung luan code snippets"))) OR ("locating bug code slippers")).
• Removing quotes may allow a broader search: (((( dang thi java snippets ) or ( dung luan code snippets ))) or ( locating bug code slippers )).
• Adding a wildcard symbol may retrieve word variants: (((("dang thi java snippets") or ("dung luan code snippets"))) or ("locating bug code slippers"))*.