| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv] [vb past] [prep] | 20282 |
|
| 2 | [vb past] [prep] be | 18906 |
|
| 3 | [adv] [prep] be | 7775 |
|
| 4 | [adv] [vb past] be | 1027 |
|
