| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | long did it [verb] | 46 |
|
| 2 | long did it [vb infin] | 46 |
|
| 3 | long did it [verb] | 46 |
|
| 4 | long did it take | 35 |
|
| 5 | long did it take | 35 |
|
| 6 | long did it last | 6 |
|
| 7 | long did it last | 6 |
|
