| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | they [verb] [vb pp] at | 179 |
|
| 2 | they [verb] [vb pp] back | 71 |
|
| 3 | [verb] [vb pp] back at | 31 |
|
| 4 | they [verb] back at | 27 |
|
