| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | people must [vb infin] | 101 |
|
| 2 | [n mass] must have | 53 |
|
| 3 | staff must [vb infin] | 23 |
|
| 4 | species must [vb infin] | 7 |
|
| 5 | data must [vb infin] | 5 |
|
| 6 | [n mass] must pay | 5 |
|
| 7 | fish must [vb infin] | 5 |
|
