Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"python using java snippets" » "python using data snippets"
"co viec ban snippets" » "co viec va snippets", "co viec lam snippets", "co viec tai snippets", "cho viec ban snippets", "co viet ban snippets", "cong viec ban 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: (((("co viec ban snippets") OR ("python using java snippets"))) OR ("locating bug core snippets"))~.
• Removing quotes may allow a broader search: (((( co viec ban snippets ) or ( python using java snippets ))) or ( locating bug core snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("co viec ban snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.