| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | there has [adv] been [det] | 101 |
|
| 2 | there has been [adv] [det] | 63 |
|
| 3 | has [adv] been [adv] [det] | 16 |
|
| 4 | there has [adv] been [adv] | 12 |
|
