Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"python using java snippets" » "python using data snippets"
"lua dao xac snippets" » "luat dat xac snippets", "luat dan xac snippets", "luat dau xac snippets", "lua dan xac snippets", "lua dao cac snippets", "lua dau xac 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 ("lua dao xac snippets"))) OR ("locating bug core snippets"))~.
• Removing quotes may allow a broader search: (((( python using java snippets ) or ( lua dao xac snippets ))) or ( locating bug core snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("python using java snippets") or ("lua dao xac snippets"))) or ("locating bug core snippets"))*.