| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [Wh det] [verb] to [be] | 2346 |
|
| 2 | [pron] has to [be] | 1579 |
|
| 3 | [Wh det] [vb -s] to [be] | 946 |
|
| 4 | [Wh det] have to [be] | 555 |
|
| 5 | [Wh det] has [prep] [be] | 206 |
|
