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