| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | in which they [modal v] [verb] | 137 |
|
| 2 | and in which they [verb] | 8 |
|
| 3 | and which they [modal v] [verb] | 7 |
|
| 4 | and in which they [modal v] | 6 |
|
