| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | a [noun] for [noun] | 8520 |
|
| 2 | [v-ing] a [noun] [noun] | 7036 |
|
| 3 | [v-ing] [noun] for [noun] | 1903 |
|
| 4 | [v-ing] a [noun] for | 1356 |
|
