Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"dang java java snippets" » "dang va java snippets"
"dung con trong snippets" » "dung cong trong snippets", "dung chon trong snippets", "dung con truong snippets", "dung von trong snippets", "dung co trong snippets"

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

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