| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | and it has been [vb pp] [prep] | 33 |
|
| 2 | and it has be [vb pp] [prep] | 33 |
|
| 3 | and it has be [vb pp] by | 8 |
|
| 4 | and it has be [vb pp] to | 8 |
|
| 5 | and it has be [vb pp] in | 6 |
|
