Perhaps you should try some spelling variations:
"dang using java snippets" » "dang sinh java snippets", "data using java snippets", "dang ung java snippets", "dang using data snippets"
"dung dung code snippets" » "duong dung code snippets", "ung dung code snippets", "dung ung code snippets", "dung dung cong snippets", "dung dung co snippets", "dung dung de snippets"
"locating bug core snippets" » "locating bug code 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 dung code snippets") OR ("dang using java snippets"))) OR ("locating bug core snippets"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"dung dung code snippets\") OR (\"dang using java snippets\"))) OR (\"locating bug core snippets\"))".
• Removing quotes may allow a broader search: (((( dung dung code snippets ) OR ( dang using java snippets ))) OR ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dung dung code snippets") OR ("dang using java snippets"))) OR ("locating bug core snippets"))*.