| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [been] [vb pp] in a | 947 |
|
| 2 | [been] [vb pp] in [noun pl] | 401 |
|
| 3 | [vb pp] in a [noun pl] | 84 |
|
| 4 | [been] in a [noun pl] | 6 |
|
