| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [ex0] [verb] been [adv] [det] | 184 |
|
| 2 | [ex0] [verb] been [adv] a | 70 |
|
| 3 | [ex0] [verb] been a [det] | 35 |
|
| 4 | [verb] been [adv] a [det] | 35 |
|
