Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"dan quoc cao snippets" » "dan quoc code snippets", "dang quoc cao snippets", "han quoc cao snippets", "tran quoc cao snippets", "dan quoc bao snippets", "dan quoc cac snippets", "dan quoc cho snippets"
"python using java snippets" » "python 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: (((("python using java snippets") or ("dan quoc cao snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using java snippets") OR ("dan quoc cao snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( python using java snippets ) or ( dan quoc cao snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("python using java snippets") or ("dan quoc cao snippets"))) or ("locating bug core snippets"))*.