| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | which [vb base] [adv] [vb pp] | 233 |
|
| 2 | companies [vb base] [adv] [vb pp] | 55 |
|
| 3 | companies which [vb base] [vb pp] | 32 |
|
| 4 | companies which [vb base] [adv] | 10 |
|
