| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | we [verb] [adv] [vb pp] a letter | 5 |
|
| 2 | we [verb] [adv] [vb pp] a letter | 5 |
|
| 3 | we [verb] [vb pp] a letter [prep] | 10 |
|
| 4 | we [verb] [vb pp] a letter [prep] | 10 |
|
| 5 | we [verb] [vb pp] a letter from | 7 |
|
| 6 | we [verb] [vb pp] a letter from | 7 |
|
