| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | must [adv] be [verb] by | 99 |
|
| 2 | must [adv] be [vb pp] by | 99 |
|
| 3 | must [adv] be [verb] by | 67 |
|
| 4 | must not be [verb] by | 32 |
|
| 5 | must [not/n't] be [verb] by | 32 |
|
| 6 | must not be [verb] by | 32 |
|
| 7 | must also be [verb] by | 12 |
|
| 8 | must also be [verb] by | 12 |
|
| 9 | must therefore be [verb] by | 10 |
|
| 10 | must therefore be [verb] by | 10 |
|
| 11 | must [adv] be accompany by | 8 |
|
| 12 | must [adv] be accompanied by | 8 |
|
| 13 | must always be [verb] by | 7 |
|
| 14 | must now be [verb] by | 7 |
|
| 15 | must always be [verb] by | 7 |
|
| 16 | must now be [verb] by | 7 |
|
| 17 | must [adv] be approved by | 5 |
|
| 18 | must then be [verb] by | 5 |
|
| 19 | must [adv] be approve by | 5 |
|
| 20 | must then be [verb] by | 5 |
|
