| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] [adv prt] at | 13015 |
|
| 2 | then [verb] [adv prt] | 4646 |
|
| 3 | then [verb] at | 494 |
|
| 4 | then [adv prt] at | 50 |
|
