| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | which must be [vb pp] [prep] all | 7 |
|
| 2 | which must be [vb pp] by [det] | 7 |
|
| 3 | which must be [vb pp] in [det] | 6 |
|
| 4 | which must be [vb pp] [prep] this | 5 |
|
