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| be of essence (for=для Alexander Demidov); be of the essence (kee46) | |||
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is of the essence (Time is often of the essence, Harris continued, because witnesses can die or important details can be missed.  coasttocoastam.com ART Vancouver) | |||
| играть существенную роль: 5 phrases in 4 subjects |
| General | 2 |
| Makarov | 1 |
| Project management | 1 |
| Scientific | 1 |