Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"python using java snippets" » "python using data snippets"
"luc cao lua snippets" » "luc cho lua snippets", "luc canh lua snippets", "quoc cao lua snippets", "luc cay lua snippets", "luc bao lua snippets", "luc ca lua 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: (((("luc cao lua snippets") OR ("python using java snippets"))) OR ("locating bug core snippets"))~.
• Removing quotes may allow a broader search: (((( luc cao lua snippets ) or ( python using java snippets ))) or ( locating bug core snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("luc cao lua snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.