| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | had [verb] [prep] | 34453 |
|
| 2 | had [vb pp] [prep] | 31198 |
|
| 3 | [verb] led [prep] | 1601 |
|
| 4 | have led [prep] | 1581 |
|
| 5 | [vb past] led [prep] | 324 |
|
| 6 | had lead [prep] | 320 |
|
