| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb base] [Wh adv] [det] [noun] be [v-ing] | 10 |
|
| 2 | [vb base] [Wh adv] [det] [pers pn] be [v-ing] | 8 |
|
| 3 | [vb base] [Wh adv] [det] [pron] be [v-ing] | 8 |
|
