| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | but which have [adv] | 22 |
|
| 2 | but which [vb past] [adv] | 17 |
|
| 3 | but which [vb base] [adv] | 14 |
|
| 4 | but which [vb -s] [adv] | 14 |
|
| 5 | but which has [adv] | 9 |
|
| 6 | but which have [adv] | 8 |
|
| 7 | but which had [adv] | 5 |
|
