| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | had [been] [prep] | 3635 |
|
| 2 | [been] [prep] [noun prp] | 1208 |
|
| 3 | had [prep] [noun prp] | 396 |
|
| 4 | had [been] [noun prp] | 327 |
|
