| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] [coord] must be [vb pp] | 26 |
|
| 2 | [verb] [coord] must be [vb pp] | 26 |
|
| 3 | [verb] and must be [vb pp] | 20 |
|
| 4 | [vb pp] [coord] must be [vb pp] | 18 |
|
| 5 | [verb] but must be [vb pp] | 6 |
|
