| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | to [adv] [num] per cent | 291 |
|
| 2 | [vb past] [adv] [num] per cent | 223 |
|
| 3 | [vb past] to [num] per cent | 111 |
|
| 4 | [vb past] to [adv] [num] per | 19 |
|
