| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] [prep] a [noun sg] | 187992 |
|
| 2 | [v-ing] [prep] a [noun sg] | 17611 |
|
| 3 | [v-ing] [noun] [prep] [noun sg] | 8462 |
|
| 4 | [v-ing] [noun] [prep] a | 4463 |
|
| 5 | [v-ing] [noun] a [noun sg] | 389 |
|
