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| when one looks more closely (хорошенько); on consideration (Баян); if you think about it (Abysslooker) | |||
| if you think of it (Баян); when you think about it (Abysslooker) | |||
| come to think of it (Come to think of it, it's really curious. Если вдуматься, то это действительно необычно. Interex) | |||
| если вдуматься: 3 phrases in 1 subject |
| Mathematics | 3 |