| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | in which [pron] [modal v] [adv] | 64 |
|
| 2 | [prep] which they [modal v] [adv] | 55 |
|
| 3 | in which they [modal v] [adv] | 18 |
|
| 4 | in [pron] they [modal v] [adv] | 13 |
|
