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