Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"dang dung do snippets" » "dang dung code snippets", "dan dung do snippets", "dang hung do snippets", "dang quang do snippets", "dang dung doi snippets", "dang dung co snippets", "dang dung de snippets"
"dung using java snippets" » "dung ung java snippets", "dung sinh java snippets", "dung uong java snippets", "dung using data snippets"

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