| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb past] what [pron] be [v-ing] [prep] | 122 |
|
| 2 | [verb] what [pron] be [v-ing] to | 84 |
|
| 3 | [vb past] [pron] [pron] be [v-ing] to | 31 |
|
| 4 | [vb past] what [pron] be [verb] to | 13 |
|
| 5 | [vb past] what [pron] be [v-ing] to | 9 |
|
| 6 | [vb past] [Wh det] [pron] be [v-ing] to | 9 |
|
| 7 | [vb past] what [pron] [be] [v-ing] to | 9 |
|
