| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | been [vb pp] [prep] | 58901 |
|
| 2 | been [vb pp] [prep] | 58900 |
|
| 3 | [vb pp] [prep] [prep] | 9802 |
|
| 4 | been [prep] [prep] | 61 |
|
