| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [be] [to-vb] [pron] a | 94 |
|
| 2 | [be] [to-vb] [Wh det] [art] | 35 |
|
| 3 | [be] [to-vb] [Wh det] [art] | 35 |
|
| 4 | [be] [verb] [Wh det] a | 19 |
|
| 5 | [be] [to-vb] [Wh det] a | 8 |
|
