| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | that must [vb infin] | 155 |
|
| 2 | that must [verb] | 155 |
|
| 3 | that must have | 73 |
|
| 4 | that must have | 72 |
|
| 5 | that must come | 6 |
|
| 6 | that must come | 6 |
|
