| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | has there [adv] been | 19 |
|
| 2 | [vb -s] there [adv] been | 18 |
|
| 3 | [vb -s] there ever been | 14 |
|
| 4 | [vb -s] there ever been | 14 |
|
