| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | there [verb] be discussion [prep] | 10 |
|
| 2 | there [verb] be considerable discussion | 6 |
|
| 3 | [verb] be considerable discussion [prep] | 5 |
|
| 4 | there be considerable discussion [prep] | 5 |
|
