| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv prt] at [adj] time | 170 |
|
| 2 | at [adj] time [subord] | 140 |
|
| 3 | [adv prt] at [adj] [subord] | 20 |
|
| 4 | [adv prt] [adj] time [subord] | 9 |
|
