| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] [pers pn] must [vb infin] | 116 |
|
| 2 | [det] [pers pn] must [vb infin] | 109 |
|
| 3 | [det] [prep] [pers pn] must | 60 |
|
| 4 | [det] [prep] [pers pn] [vb infin] | 8 |
|
