| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] a [noun] | 490653 |
|
| 2 | [vb -s] a [noun] | 32562 |
|
| 3 | [vb -s] [prep] [noun] | 30884 |
|
| 4 | [vb -s] [prep] a | 15622 |
|
