| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [Wh det] [be] [adv] [v-ing] to [noun] | 6 |
|
| 2 | [Wh det] be [adv] [v-ing] to [noun] | 6 |
|
| 3 | which [be] [adv] [v-ing] to [noun] | 5 |
|
