| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | there have [adv] been | 1337 |
|
| 2 | there have [adv] been | 1046 |
|
| 3 | [pron] have certainly been | 82 |
|
| 4 | there have certainly been | 25 |
|
| 5 | there have certainly [be] | 25 |
|
| 6 | there have certainly be | 25 |
|
| 7 | there [verb] certainly been | 25 |
|
| 8 | there have certainly [been] | 25 |
|
