| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] [v-ing] [Wh det] [be] | 296 |
|
| 2 | [prep] [v-ing] [Wh det] [be] | 296 |
|
| 3 | in [v-ing] [pron] [be] | 143 |
|
| 4 | in [verb] [Wh det] [be] | 67 |
|
| 5 | in [v-ing] [Wh det] [be] | 67 |
|
