Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"cong hung cong snippets" » "cong hung code snippets", "cong chung cong snippets", "cong huong cong snippets", "cong dung cong snippets", "cong nhung cong snippets", "cong hung cuong snippets", "cong phung cong 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 ("cong hung cong snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("hang java java snippets") OR ("cong hung cong snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( hang java java snippets ) or ( cong hung cong snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hang java java snippets") or ("cong hung cong snippets"))) or ("locating bug core snippets"))*.