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