| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [be] [pron] a | 3047 |
|
| 2 | [be] a [letter] | 302 |
|
| 3 | [be] [pron] [letter] | 75 |
|
| 4 | [pron] a [letter] | 60 |
|
