| Subject | Russian | English |
| gen. | мне было невдомек | it never occurred to me (В.И.Макаров) |
| gen. | мне было невдомек | I never thought of it (В.И.Макаров) |
| gen. | мне было невдомёк, что | Little did I know / think that (e.g.: "Little did I think that this would be the prelude to the most crushing misfortune of my life." – Sir Arthur Conan Doyle ART Vancouver) |
| inf. | мне было невдомек | it never occurred to me |
| inf. | мне было невдомек | I never thought of it |
| gen. | мне невдомёк | it never occurred to me |
| gen. | мне невдомёк | I had no idea |
| Makarov. | я ей объясняю, а ей всё невдомёк | he has tried to explain it to her, but she can't latch on |