| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | must [verb] [det] | 1455 |
|
| 2 | must [vb infin] [det] | 1453 |
|
| 3 | [modal v] take [det] | 1241 |
|
| 4 | must take [adj] | 138 |
|
| 5 | must take [det] | 83 |
|
