| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | i a [noun] | 2895 |
|
| 2 | [pron] a letter | 121 |
|
| 3 | i [art] letter | 49 |
|
| 4 | i [art] letter | 49 |
|
| 5 | i a letter | 39 |
|
