| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be [vb pp] [adv] to reduce [art] | 6 |
|
| 2 | [be] [vb pp] [adv] to reduce [art] | 6 |
|
| 3 | [vb pp] [adv] to reduce [art] [noun sg] | 8 |
|
| 4 | [vb pp] [adv] to reduce [art] [noun] | 8 |
|
