| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [conj] [modal v] be [vb pp] [adv prt] | 351 |
|
| 2 | [conj] [vb mod] be [vb pp] [adv prt] | 351 |
|
| 3 | [conj] must be [vb pp] [adv] | 74 |
|
| 4 | [conj] must be [verb] [adv prt] | 24 |
|
| 5 | [conj] must [be] [vb pp] [adv prt] | 23 |
|
| 6 | [conj] must [be] [vb pp] [adv prt] | 23 |
|
| 7 | [conj] must be [vb pp] [adv prt] | 23 |
|
| 8 | [conj] must be [vb pp] [adv prt] | 23 |
|
