Perhaps you should try some spelling variations:
"lochating bug core snippets" » "locating bug core snippets", "lochating bug code snippets"
"python using java snippets" » "python using data snippets"
"vu van dan snippets" » "vu van ban snippets", "vu ban dan snippets", "vu van dao snippets", "tu van dan 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: (((("vu van dan snippets") OR ("python using java snippets"))) OR ("lochating bug core snippets"))~.
• Removing quotes may allow a broader search: (((( vu van dan snippets ) or ( python using java snippets ))) or ( lochating bug core snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("vu van dan snippets") or ("python using java snippets"))) or ("lochating bug core snippets"))*.