| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] at which [num] [noun] | 8 |
|
| 2 | [noun sg] at which [num] [noun] | 8 |
|
| 3 | at which the [num] [noun] | 7 |
|
| 4 | at which the [num] [noun] | 7 |
|
| 5 | at which [art] [num] [noun] | 7 |
|
| 6 | at which [art] [num] [noun] | 7 |
|
| 7 | at which [adj] [num] [noun] | 5 |
|
| 8 | at which [det] [num] [noun] | 5 |
|
| 9 | at which [num] [noun] [be] | 6 |
|
| 10 | at which [num] [noun] be | 6 |
|
| 11 | at which [num] [noun] [was/were] | 5 |
|
| 12 | at which [num] [noun] were | 5 |
|
