| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | had [been] [vb pp] a | 311 |
|
| 2 | had [vb pp] a few | 116 |
|
| 3 | [been] [vb pp] a few | 41 |
|
| 4 | had [been] a few | 15 |
|
