| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | at [adj] time [prep] | 1826 |
|
| 2 | [adv prt] at [adj] [prep] | 229 |
|
| 3 | [adv prt] at [adj] time | 202 |
|
| 4 | [adv prt] [adj] time [prep] | 83 |
|
