| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [Wh det] [is] to be | 356 |
|
| 2 | [Wh det] is to be | 334 |
|
| 3 | which [is] to be | 198 |
|
| 4 | what [is] to be | 154 |
|
| 5 | [Wh det] 's to be | 22 |
|
