| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | how long would [pers pn] [verb] | 45 |
|
| 2 | how long would [pers pn] [verb] | 45 |
|
| 3 | how long would [pers pn] [vb infin] | 45 |
|
| 4 | how long would it [verb] | 29 |
|
| 5 | how long would [pers pn] take | 26 |
|
| 6 | how long would [pers pn] take | 26 |
|
| 7 | how long would you [verb] | 9 |
|
