| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pron] [verb] to [be] a | 2309 |
|
| 2 | [Wh det] [pron] [verb] to [be] | 1032 |
|
| 3 | [Wh det] [pron] [verb] [be] a | 572 |
|
| 4 | [Wh det] [verb] to [be] a | 387 |
|
| 5 | [Wh det] [pron] [verb] to a | 45 |
|
