| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] a [noun] [noun] | 70564 |
|
| 2 | [vb infin] [prep] a [noun] | 7708 |
|
| 3 | [vb infin] a [noun] [noun] | 4302 |
|
| 4 | [vb infin] [prep] [noun] [noun] | 3967 |
|
