| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] what must | 132 |
|
| 2 | of [Wh det] must | 67 |
|
| 3 | [prep] which must | 41 |
|
| 4 | in [Wh det] must | 32 |
|
| 5 | to [Wh det] must | 20 |
|
| 6 | for [Wh det] must | 11 |
|
| 7 | with [Wh det] must | 7 |
|
| 8 | on [Wh det] must | 7 |
|
| 9 | into [Wh det] must | 6 |
|
