| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | had [verb] to [adj] | 841 |
|
| 2 | had [vb pp] to [adj] | 788 |
|
| 3 | have written to [adj] | 42 |
|
| 4 | [verb] written to [adj] | 42 |
|
| 5 | had written [prep] [adj] | 27 |
|
| 6 | had written [prep] [adj] | 27 |
|
| 7 | had write to [adj] | 15 |
|
| 8 | [vb past] written to [adj] | 13 |
|
| 9 | had written to [adj] | 12 |
|
