| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv] [be] [verb] down to | 10 |
|
| 2 | [adv] be [verb] down to | 10 |
|
| 3 | [adv] [be] [vb pp] down to | 8 |
|
| 4 | [adv] [be] put down to | 5 |
|
| 5 | [adv] [be] put down to | 5 |
|
