| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | to [be] [verb] at [det] | 237 |
|
| 2 | to [be] [v-ing] [prep] [det] | 134 |
|
| 3 | to [be] [v-ing] [prep] [det] | 134 |
|
| 4 | to [be] [v-ing] at [adj] | 36 |
|
| 5 | [prep] [be] [v-ing] at [det] | 22 |
|
| 6 | [prep] [be] [v-ing] at [det] | 21 |
|
| 7 | to [be] [v-ing] at [det] | 21 |
|
| 8 | to [be] [v-ing] at [det] | 21 |
|
