Perhaps you should try some spelling variations:
"dung dan dong snippets" » "dung dan code snippets", "dung dat dong snippets", "dung san dong snippets", "tung dan dong snippets", "dung van dong snippets", "dung dan dung snippets", "dung dao dong snippets"
"locating bug core snippets" » "locating bug code snippets"
"hang java java snippets" » "hang va java snippets"

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

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