| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pron] [am/are] [v-ing] [prep] [noun] | 2431 |
|
| 2 | [Wh det] [am/are] [verb] [prep] [noun] | 597 |
|
| 3 | [Wh det] [be] [v-ing] [prep] [noun] | 329 |
|
