Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"dung cua data snippets" » "dung luan data snippets", "dung cho data snippets", "dung cua dang snippets", "dung cua dan snippets", "dung a data snippets"
"dung ung java snippets" » "dung trung java snippets", "dung quang java snippets", "dung chung java snippets", "dung using java snippets", "dung ngu java snippets", "dung ung va 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 cua data snippets") or ("dung ung java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dung cua data snippets") OR ("dung ung java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( dung cua data snippets ) or ( dung ung java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dung cua data snippets") or ("dung ung java snippets"))) or ("locating bug core snippets"))*.