| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | in which they [vb mod] be [vb pp] | 59 |
|
| 2 | in which they [vb mod] be [vb pp] | 59 |
|
| 3 | in which they can be [vb pp] | 22 |
|
| 4 | in which they could be [vb pp] | 11 |
|
| 5 | in which they [vb mod] be used | 10 |
|
| 6 | in which they might be [vb pp] | 9 |
|
| 7 | in which they may be [vb pp] | 5 |
|
