Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"luan van so snippets" » "luan van code snippets", "luan van son snippets", "luan van soa snippets", "luan van su snippets", "quan van so snippets", "lan van so snippets"
"python using java snippets" » "python using data snippets"

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

• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using java snippets") OR ("luan van so snippets"))) OR ("locating bug core snippets"))~.
• Removing quotes may allow a broader search: (((( python using java snippets ) or ( luan van so snippets ))) or ( locating bug core snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("python using java snippets") or ("luan van so snippets"))) or ("locating bug core snippets"))*.