| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | they [vb past] [art] | 12657 |
|
| 2 | [vb past] at [art] | 9210 |
|
| 3 | they [vb past] at | 1141 |
|
| 4 | they at [art] | 560 |
|
