| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be [v-ing] [prep] [noun sg] | 6420 |
|
| 2 | be [v-ing] [prep] [noun sg] | 6391 |
|
| 3 | be [verb] at [noun sg] | 2071 |
|
| 4 | be [v-ing] at [noun] | 1075 |
|
| 5 | [be] [v-ing] at [noun sg] | 359 |
|
| 6 | be [v-ing] at [noun sg] | 359 |
|
