Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"python using java snippets" » "python using data snippets"
"lua le trong snippets" » "lua le trung snippets", "lua ly trong snippets", "lua le tang snippets", "luat le trong snippets", "cua le trong snippets", "lua lien trong snippets"

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

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