| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be grounds for | 51 |
|
| 2 | [be] grounds for | 51 |
|
| 3 | are grounds for | 30 |
|
| 4 | [am/are] grounds for | 30 |
|
| 5 | be grounds for | 9 |
|
| 6 | [be] grounds for | 9 |
|
| 7 | [was/were] grounds for | 7 |
|
| 8 | were grounds for | 6 |
|
