| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [be] [v-ing] [prep] [noun sg] | 6391 |
|
| 2 | [Wh pn] [be] [v-ing] [prep] | 1758 |
|
| 3 | [Wh pn] [be] [prep] [noun sg] | 764 |
|
| 4 | [Wh pn] [be] [v-ing] [noun sg] | 261 |
|
