| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pers pn] has been [prep] a | 16 |
|
| 2 | [pron] has been in a | 13 |
|
| 3 | [Wh pn] has been [prep] a | 12 |
|
| 4 | who has been [prep] a | 12 |
|
| 5 | who has been [prep] a | 12 |
|
| 6 | it has been [prep] a | 6 |
|
| 7 | [pron] has been for a | 6 |
|
| 8 | [pron] has been through a | 6 |
|
| 9 | it has been [prep] a | 6 |
|
| 10 | [Wh det] has been [prep] a | 5 |
|
| 11 | which has been [prep] a | 5 |
|
| 12 | which has been [prep] a | 5 |
|
| 13 | he has been [prep] a | 5 |
|
| 14 | he has been [prep] a | 5 |
|
