| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be [to-vb] [prep] | 5691 |
|
| 2 | do be [to-vb] | 1078 |
|
| 3 | do be [prep] | 165 |
|
| 4 | do [to-vb] [prep] | 77 |
|
