| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] kept up the pressure | 6 |
|
| 2 | [noun prp] kept up the pressure | 5 |
|
| 3 | kept up the pressure [prep] | 7 |
|
| 4 | kept up the pressure [prep] | 7 |
|
