| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb past] [ex0] [is] | 218 |
|
| 2 | they [vb past] [ex0] | 74 |
|
| 3 | they [vb past] [is] | 25 |
|
| 4 | they [ex0] [is] | 6 |
|
