| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb past] been [adv] for [det] [noun pl] | 9 |
|
| 2 | had [been] [adv] for [det] [noun pl] | 9 |
|
| 3 | [vb past] [been] [adv] for [det] [noun pl] | 7 |
|
