| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | has been [vb pp] [prep] [art] | 6496 |
|
| 2 | been [vb pp] back [prep] [art] | 84 |
|
| 3 | has been [vb pp] back [prep] | 48 |
|
| 4 | has [vb pp] back [prep] [art] | 28 |
|
| 5 | has been back [prep] [art] | 5 |
|
