| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | 've [vb pp] [prep] a number [prep] | 7 |
|
| 2 | 've [vb pp] [prep] a number [prep] | 7 |
|
| 3 | 've [vb pp] [prep] a number of | 7 |
|
