| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [modal v] [prep] be | 5042 |
|
| 2 | [modal v] be in | 4201 |
|
| 3 | [prep] be in | 3846 |
|
| 4 | [modal v] [prep] in | 11 |
|
