| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [v-ing] [prep] [Wh adv] [pron] be [verb] | 51 |
|
| 2 | [verb] [prep] [Wh adv] it be [verb] | 47 |
|
| 3 | [v-ing] [prep] [adv] it be [verb] | 10 |
|
| 4 | [v-ing] [prep] [Wh adv] it [be] [verb] | 10 |
|
