| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] which [pers pn] [be] required | 17 |
|
| 2 | [prep] which [pers pn] [be] required | 17 |
|
| 3 | [noun] which [pers pn] [be] required | 16 |
|
| 4 | in which [pers pn] [be] required | 8 |
|
| 5 | [noun pl] which [pers pn] [be] required | 8 |
|
| 6 | in which [pers pn] [be] required | 8 |
|
| 7 | [noun sg] which [pers pn] [be] required | 5 |
|
| 8 | which [pers pn] [modal v] [be] required | 5 |
|
| 9 | which [pers pn] [vb mod] [be] required | 5 |
|
| 10 | which [pers pn] [be] required [to-vb] | 32 |
|
| 11 | which [pers pn] [be] required [verb] | 32 |
|
