| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv prt] at the [noun] [prep] | 1244 |
|
| 2 | [adv] at the time [prep] | 140 |
|
| 3 | [adv prt] [prep] the time [prep] | 104 |
|
| 4 | [adv prt] at [art] time [prep] | 33 |
|
| 5 | [adv prt] at the time [prep] | 31 |
|
