| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb past] [prep] [be] [det] a | 9 |
|
| 2 | [vb past] [prep] be [det] a | 9 |
|
| 3 | [vb past] [prep] be [det] a | 9 |
|
| 4 | [vb past] [prep] [be] such a | 9 |
|
| 5 | [vb past] to [be] [det] a | 9 |
|
