| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | which [verb] lead to the | 58 |
|
| 2 | which have lead to the | 56 |
|
| 3 | which [verb] led to the | 55 |
|
| 4 | which [vb past] lead to the | 36 |
|
| 5 | which had lead to the | 34 |
|
| 6 | which has lead to the | 18 |
|
| 7 | which [vb -s] lead to the | 18 |
|
