| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [Wh det] is to [be] | 334 |
|
| 2 | [adv] is to [be] | 45 |
|
| 3 | [adv] [Wh det] is [be] | 13 |
|
| 4 | [adv] [Wh det] is to | 11 |
|
