| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be [not/n't] [prep] [det] | 1590 |
|
| 2 | be [adv] at [det] | 902 |
|
| 3 | be [not/n't] at [adj] | 691 |
|
| 4 | [be] [not/n't] at [det] | 668 |
|
