| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | must be [verb] [adv] [adv] [subord] | 40 |
|
| 2 | must be [vb pp] [adv] [adv] [subord] | 40 |
|
| 3 | must be [verb] [adv] [adv] [subord] | 40 |
|
| 4 | must be [verb] [adv] [adv] [subord] | 29 |
|
| 5 | must be [verb] [adv] [adv] as | 26 |
|
| 6 | must be [verb] as [adv] [subord] | 25 |
|
| 7 | must be [verb] as [adv] [subord] | 25 |
|
| 8 | must be [verb] not [adv] [subord] | 10 |
|
| 9 | must be [verb] [not/n't] [adv] [subord] | 10 |
|
| 10 | must be [verb] [adv] [adv] than | 10 |
|
| 11 | must be [verb] not [adv] [subord] | 10 |
|
| 12 | must be [verb] [adv] soon [subord] | 8 |
|
| 13 | must be [verb] [adv] soon [subord] | 8 |
|
| 14 | must be [verb] [adv] quickly [subord] | 5 |
|
| 15 | must be [verb] [adv] quickly [subord] | 5 |
|
