| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun sg] [be] a | 33812 |
|
| 2 | [noun sg] [be] [to-vb] | 17670 |
|
| 3 | [noun sg] [to-vb] a | 14919 |
|
| 4 | [be] [to-vb] a | 3827 |
|
