| |||
unknown cause (ЛП) | |||
unknown cause | |||
obscure causation; obscure of | |||
undetermined cause | |||
unknown reason (ssn) |
неизвестная причина: 16 phrases in 10 subjects |
Aviation | 2 |
Economy | 1 |
Forestry | 1 |
General | 3 |
Makarov | 4 |
Microsoft | 1 |
Military | 1 |
Psychology | 1 |
Sakhalin | 1 |
Shipbuilding | 1 |