| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb past] [prep] a | 28724 |
|
| 2 | [vb past] have a | 1702 |
|
| 3 | have [prep] a | 548 |
|
| 4 | [vb past] have [prep] | 343 |
|
