| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb pp] [prep] [det] | 54085 |
|
| 2 | had [vb pp] [prep] | 31195 |
|
| 3 | had [vb pp] [det] | 4878 |
|
| 4 | had [prep] [det] | 369 |
|
