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| not to know the first thing about something (Mongolian_spy); do not know anything about (Alex_Odeychuk); know zero about (Alex_Odeychuk); be unaware of (чём-либо); be unaware of (чём-либо) | |||
| be uninformed on (чём-либо) | |||
| lose track of someone, something (ком-либо, чем-либо); be uninformed on something (чем-либо) | |||
| ничего не знать о: 22 phrases in 5 subjects |
| Australian | 1 |
| General | 10 |
| Literature | 1 |
| Makarov | 8 |
| Mathematics | 2 |