| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | which [vb past] [prep] [art] | 3432 |
|
| 2 | [prep] which [vb past] [art] | 229 |
|
| 3 | [prep] which [vb past] [prep] | 227 |
|
| 4 | [prep] which [prep] [art] | 133 |
|
| 5 | [prep] [vb past] [prep] [art] | 45 |
|
