| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | there had [been] report | 10 |
|
| 2 | [ex0] had [been] report | 10 |
|
| 3 | there had [been] report | 10 |
|
| 4 | [pron] had [been] report | 10 |
|
| 5 | had [been] [art] report | 5 |
|
| 6 | had [been] [art] report | 5 |
|
| 7 | had [been] report [prep] | 8 |
|
| 8 | had [been] report [prep] | 8 |
|
