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