| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [is] [v-ing] [prep] [noun] | 2531 |
|
| 2 | [v-ing] [prep] [noun] [v-ing] | 473 |
|
| 3 | [is] [prep] [noun] [v-ing] | 214 |
|
| 4 | [is] [v-ing] [prep] [v-ing] | 197 |
|
| 5 | [is] [v-ing] [noun] [v-ing] | 54 |
|
