| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | before or [prep] [art] [noun] | 60 |
|
| 2 | [prep] or at [art] [noun] | 23 |
|
| 3 | [prep] or at [art] [noun] | 23 |
|
| 4 | before [conj] at [art] [noun] | 17 |
|
| 5 | before or at [art] [noun] | 10 |
|
