| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | must be in [noun sg] | 110 |
|
| 2 | must be in writing | 16 |
|
| 3 | must be in place | 11 |
|
| 4 | must be in possession | 9 |
|
| 5 | must be in love | 8 |
|
