| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | is to [be] | 5960 |
|
| 2 | [Wh det] is [be] | 694 |
|
| 3 | [Wh det] is to | 376 |
|
| 4 | [Wh det] to [be] | 41 |
|
