| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | which have been [vb pp] in [adj] | 147 |
|
| 2 | [Wh det] had been [vb pp] in [adj] | 78 |
|
| 3 | [Wh det] have been [vb pp] in [num] | 62 |
|
| 4 | [Wh det] have been [vb pp] in [adj] | 50 |
|
| 5 | [Wh det] have been [vb pp] in [det] | 47 |
|
| 6 | [Wh det] has been [vb pp] in [adj] | 43 |
|
| 7 | [Wh det] have been [vb pp] in [adj] | 42 |
|
| 8 | [Wh det] have been [vb pp] in this | 27 |
|
| 9 | [Wh det] have been [vb pp] in this | 27 |
|
| 10 | what have been [vb pp] in [adj] | 17 |
|
| 11 | [Wh det] have been [vb pp] in recent | 10 |
|
| 12 | [Wh det] have been [vb pp] in recent | 10 |
|
| 13 | [Wh det] have been [vb pp] in some | 7 |
|
| 14 | [Wh det] have been [vb pp] in some | 7 |
|
| 15 | [Wh det] have been formed in [adj] | 6 |
|
| 16 | [Wh det] have been adopted in [adj] | 5 |
|
| 17 | [Wh det] have been [vb pp] in earlier | 5 |
|
| 18 | [Wh det] have been [vb pp] in early | 5 |
|
| 19 | [Wh det] have been [vb pp] in [adj -er] | 5 |
|
