| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [be] [verb] at [art] [noun sg] | 5807 |
|
| 2 | [be] [v-ing] at [art] [noun sg] | 1415 |
|
| 3 | [be] happening [prep] [art] [noun sg] | 255 |
|
| 4 | [be] happening at [art] [noun] | 44 |
|
| 5 | [be] happen at [art] [noun sg] | 40 |
|
