| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be [v-ing] [prep] [det] | 3559 |
|
| 2 | be [v-ing] [prep] [det] | 3553 |
|
| 3 | be [verb] at [det] | 2154 |
|
| 4 | be [v-ing] at [adj] | 842 |
|
| 5 | [be] [v-ing] at [det] | 392 |
|
| 6 | be [v-ing] at [det] | 392 |
|
