| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | if [vb pp] at the [adj] [noun sg] | 9 |
|
| 2 | if [vb pp] at the [adj] [noun] | 9 |
|
| 3 | if [vb pp] at the [adj] time | 6 |
|
| 4 | if [vb pp] at the [adj] time | 6 |
|
