| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | there be ground for [verb] | 18 |
|
| 2 | [ex0] be ground for [v-ing] | 18 |
|
| 3 | [ex0] be grounds for [verb] | 18 |
|
| 4 | [ex0] be ground for [verb] | 18 |
|
| 5 | [ex0] are ground for [verb] | 14 |
|
