| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] written to | 429 |
|
| 2 | have written to | 428 |
|
| 3 | to have [verb] to | 412 |
|
| 4 | to have [vb pp] to | 350 |
|
| 5 | to have written [prep] | 8 |
|
| 6 | to have written [prep] | 8 |
|
| 7 | to have write to | 7 |
|
| 8 | to have written to | 6 |
|
| 9 | [to-vb] written to | 6 |
|
