| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pron] is happening at [art] [noun sg] | 10 |
|
| 2 | [Wh det] is happening at [art] [noun sg] | 9 |
|
| 3 | what is happening at [art] [noun sg] | 8 |
|
| 4 | what is happening at [art] [noun sg] | 8 |
|
