Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"lang van do snippets" » "lang van code snippets", "dang van do snippets", "tang van do snippets", "hoang van do snippets", "lang van dao snippets", "lang van de snippets", "lang van du snippets"
"python using java snippets" » "python using 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: (((("lang van do snippets") OR ("python using java snippets"))) OR ("locating bug core snippets"))~.
• Removing quotes may allow a broader search: (((( lang van do snippets ) or ( python using java snippets ))) or ( locating bug core snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("lang van do snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.