| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it must have [be] | 781 |
|
| 2 | must have [be] some | 43 |
|
| 3 | it have [be] some | 13 |
|
| 4 | it must [be] some | 11 |
|
| 5 | it must have some | 10 |
|
