Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"cong li da snippets" » "cong li code snippets", "cong ti da snippets", "hong li da snippets", "cong hai da snippets", "cong li dai snippets", "cong si da snippets", "cong li ca snippets"
"dung java java snippets" » "dung 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: (((("cong li da snippets") or ("dung java java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("cong li da snippets") OR ("dung java java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( cong li da snippets ) or ( dung java java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cong li da snippets") or ("dung java java snippets"))) or ("locating bug core snippets"))*.