| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | which [modal v] [adv] have | 306 |
|
| 2 | [pron] must [adv] have | 193 |
|
| 3 | which must [adv] [verb] | 45 |
|
| 4 | which must [adv] [vb infin] | 45 |
|
| 5 | which must [adv] have | 13 |
|
| 6 | which must [adv] have | 13 |
|
