| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be [verb] at the [noun] | 1459 |
|
| 2 | must be [verb] the [noun] | 90 |
|
| 3 | must be [verb] at the | 66 |
|
| 4 | must [verb] at the [noun] | 63 |
|
| 5 | must be [verb] at [noun] | 28 |
|
| 6 | must be at the [noun] | 16 |
|
