Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"python using java snippets" » "python using data snippets"
"dong cuc su snippets" » "dong luc su snippets", "dong cua su snippets", "tong cuc su snippets", "dong chuc su snippets", "dong cuc du 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: (((("dong cuc su snippets") OR ("python using java snippets"))) OR ("locating bug core snippets"))~.
• Removing quotes may allow a broader search: (((( dong cuc su snippets ) or ( python using java snippets ))) or ( locating bug core snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("dong cuc su snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.