| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [coord] [pron] be [vb pp] [prep] | 3050 |
|
| 2 | [pron] must be [vb pp] [prep] | 773 |
|
| 3 | [coord] [pron] must be [vb pp] | 231 |
|
| 4 | [coord] must be [vb pp] [prep] | 157 |
|
| 5 | [coord] [pron] must be [prep] | 36 |
|
