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| English | Russian |
| at the very core | в основе ("Communication is at the very core of our society. That's what makes us human." – Jan Koum quotes from BrainyQuote.com VLZ_58) |
| strike at the core | вырвать опору из-под ног (Acruxia) |
| strike at the core | пошатнуть основы (Acruxia) |