| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [det] [indef pn] [modal v] [vb infin] | 282 |
|
| 2 | [det] [pron] must [vb infin] | 140 |
|
| 3 | [adj] [indef pn] must [vb infin] | 28 |
|
| 4 | [det] [indef pn] must [verb] | 15 |
|
