| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pron] must [prep] least be | 8 |
|
| 2 | [pers pn] must [prep] least be | 6 |
|
| 3 | must [prep] least be [vb pp] | 5 |
|
| 4 | must [prep] least be [verb] | 5 |
|
