| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | been [vb pp] [prep] a | 5754 |
|
| 2 | [vb pp] [prep] a number | 1246 |
|
| 3 | been [vb pp] a number | 14 |
|
| 4 | been [vb pp] [prep] number | 8 |
|
| 5 | been [prep] a number | 6 |
|
