| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | at the [noun sg] of [noun] when | 17 |
|
| 2 | at the [noun sg] of [noun] when | 17 |
|
| 3 | at the [noun sg] of [noun prp] when | 12 |
|
| 4 | at the end of [noun] when | 8 |
|
