| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [be] grounds for [v-ing] | 23 |
|
| 2 | [be] grounds for [verb] | 23 |
|
| 3 | be grounds for [verb] | 23 |
|
| 4 | [am/are] grounds for [verb] | 15 |
|
| 5 | are grounds for [verb] | 15 |
|
