| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | before [coord] [prep] | 500 |
|
| 2 | before and [prep] | 363 |
|
| 3 | before [coord] after | 352 |
|
| 4 | before or [prep] | 134 |
|
| 5 | before [coord] during | 86 |
|
| 6 | before [coord] at | 24 |
|
| 7 | before [coord] since | 5 |
|
