| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | that they must [vb infin] [pos pn] | 8 |
|
| 2 | that they must [verb] [pos pn] | 8 |
|
| 3 | that they must [verb] [pos pn] | 8 |
|
| 4 | that they must [verb] their | 8 |
|
