| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | which [verb] [vb pp] [prep] a | 144 |
|
| 2 | [verb] [vb pp] [prep] a long | 128 |
|
| 3 | which [verb] [prep] a long | 10 |
|
| 4 | which [verb] [vb pp] a long | 5 |
|
