| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | at [adj] [noun] [adv] [pers pn] | 70 |
|
| 2 | [prep] [adj] time [adv] [pers pn] | 64 |
|
| 3 | at [adj] [noun sg] [adv] [pers pn] | 50 |
|
| 4 | at [adj] time [adv] [pers pn] | 24 |
|
| 5 | at [adj] time [adv] [pron] | 21 |
|
