| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [Wh det] [be] [v-ing] | 7356 |
|
| 2 | [Wh det] [be] [noun] | 2587 |
|
| 3 | [be] [noun] [v-ing] | 1957 |
|
| 4 | [Wh det] [noun] [v-ing] | 120 |
|
