| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be immediately [vb pp] upon | 8 |
|
| 2 | [be] immediately [vb pp] upon | 8 |
|
| 3 | [was/were] immediately [vb pp] upon | 7 |
|
| 4 | were immediately [vb pp] upon | 5 |
|
