Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"tao luan hoc snippets" » "tao luan code snippets", "dao luan hoc snippets", "tang luan hoc snippets", "tao thuan hoc snippets", "tao luan hoan snippets", "tao quang hoc snippets", "tao luan khoa snippets"
"python using java snippets" » "python using data snippets"

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("python using java snippets") or ("tao luan hoc snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using java snippets") OR ("tao luan hoc snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( python using java snippets ) or ( tao luan hoc snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("python using java snippets") or ("tao luan hoc snippets"))) or ("locating bug core snippets"))*.