| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [was/were] on the brink | 34 |
|
| 2 | [was/were] on [art] brink | 34 |
|
| 3 | was on [art] brink | 23 |
|
| 4 | were on [art] brink | 11 |
|
