| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | there have been [adv] | 518 |
|
| 2 | [adv] have been [adv] | 431 |
|
| 3 | [adv] there have been | 430 |
|
| 4 | [adv] there have [adv] | 47 |
|
