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at request; by request | |||
at the call; at the request | |||
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at call (про платежі тощо); on call (про платежі тощо); on demand (про платежі тощо) |
з вимогою: 57 phrases in 13 subjects |
Animal husbandry | 1 |
Astronautics | 1 |
Aviation | 3 |
Diplomacy | 1 |
Ecology | 1 |
Economy | 5 |
Finances | 8 |
General | 2 |
ICAO | 1 |
Information technology | 1 |
Law | 12 |
Meteorology | 1 |
Military | 20 |