| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] be to | 1307 |
|
| 2 | have be to | 974 |
|
| 3 | 's be [prep] | 575 |
|
| 4 | [vb -s] be to | 178 |
|
| 5 | 's [be] to | 59 |
|
