| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun sg] must be [prep] [art] | 142 |
|
| 2 | [noun sg] [modal v] be at [art] | 117 |
|
| 3 | [noun] must be at [art] | 13 |
|
| 4 | [noun sg] must be at [art] | 8 |
|
| 5 | [noun sg] must be at [art] | 8 |
|
| 6 | [noun sg] must [be] at [art] | 8 |
|
| 7 | [noun sg] must [be] at [art] | 8 |
|
