| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | which [modal v] have [verb] | 1005 |
|
| 2 | [modal v] have [verb] their | 400 |
|
| 3 | which [modal v] [verb] their | 128 |
|
| 4 | which have [verb] their | 80 |
|
