| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb base] been [verb] to a minimum | 6 |
|
| 2 | [vb base] been [verb] to [art] minimum | 6 |
|
| 3 | [vb base] been [vb pp] to [art] minimum | 6 |
|
| 4 | [vb base] been [verb] to a minimum | 6 |
|
| 5 | [vb base] been [verb] to [art] minimum | 6 |
|
| 6 | have been [verb] to [art] minimum | 6 |
|
