| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv] at [det] time | 502 |
|
| 2 | [adv] at [det] time | 295 |
|
| 3 | especially at [det] [noun] | 21 |
|
| 4 | especially at [det] [noun sg] | 20 |
|
| 5 | especially [prep] [det] time | 14 |
|
| 6 | especially at [det] time | 14 |
|
| 7 | especially [prep] [det] time | 14 |
|
| 8 | especially at [det] time | 14 |
|
| 9 | especially at [det] time | 14 |
|
| 10 | especially at [adj] time | 14 |
|
