Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"dan luan den snippets" » "dan luan code snippets", "doanh luan den snippets", "dung luan den snippets", "tang luan den snippets", "dan quan den snippets", "dan luan de snippets", "dan luan len 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 ("dan luan den snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using java snippets") OR ("dan luan den snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( python using java snippets ) or ( dan luan den snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("python using java snippets") or ("dan luan den snippets"))) or ("locating bug core snippets"))*.