Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"python using java snippets" » "python using data snippets"
"luan hoc ly snippets" » "luan hoan ly snippets", "quang hoc ly snippets", "luan khoa ly snippets", "luan hoc ky snippets", "luan hoc my 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 ("luan hoc ly snippets"))) OR ("locating bug core snippets"))~.
• Removing quotes may allow a broader search: (((( python using java snippets ) or ( luan hoc ly snippets ))) or ( locating bug core snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("python using java snippets") or ("luan hoc ly snippets"))) or ("locating bug core snippets"))*.