Perhaps you should try some spelling variations:
"dan danh thin snippets" » "dan canh thin snippets", "dan danh thanh snippets", "dan danh thang snippets", "van danh thin snippets", "han danh thin snippets", "ban danh thin snippets", "dan danh thin slippers"
"dung java java snippets" » "dung va java snippets", "dung java java slippers"
"locating bug code snippets" » "locating bug code slippers", "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: (((("dan danh thin snippets") or ("dung java java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dan danh thin snippets") OR ("dung java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dan danh thin snippets ) or ( dung java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dan danh thin snippets") or ("dung java java snippets"))) or ("locating bug code snippets"))*.