| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | at [noun prp] for a [adj] [noun sg] | 14 |
|
| 2 | at [noun prp] for a long [noun sg] | 6 |
|
| 3 | at [noun prp] for a long [noun sg] | 6 |
|
| 4 | at [noun prp] for a [adj] time | 5 |
|
