| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | is [verb] at [art] [noun sg] | 686 |
|
| 2 | is [v-ing] at [art] [noun sg] | 142 |
|
| 3 | is happening [prep] [art] [noun sg] | 95 |
|
| 4 | be happening at [art] [noun sg] | 40 |
|
| 5 | [be] happening at [art] [noun sg] | 40 |
|
| 6 | [is] happening at [art] [noun sg] | 22 |
|
| 7 | is happening at [art] [noun] | 17 |
|
| 8 | is happen at [art] [noun sg] | 14 |
|
