Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"python using java snippets" » "python using data snippets"
"ca tra data snippets" » "ca a data snippets", "ca trai dat snippets", "ca tra danh snippets", "cau tra data snippets", "ca tru data snippets", "va tra 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: (((("ca tra data snippets") OR ("python using java snippets"))) OR ("locating bug core snippets"))~.
• Removing quotes may allow a broader search: (((( ca tra data snippets ) or ( python using java snippets ))) or ( locating bug core snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("ca tra data snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.