| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] [prep] be [verb] prior to | 8 |
|
| 2 | [noun pl] [prep] be [verb] prior to | 6 |
|
| 3 | [prep] be [verb] prior to [art] | 9 |
|
| 4 | [prep] be [verb] prior to [art] | 9 |
|
| 5 | [prep] be [verb] prior to the | 7 |
|
| 6 | [prep] be [verb] prior to the | 7 |
|
