| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv] at that time | 156 |
|
| 2 | [adv prt] at that time | 41 |
|
| 3 | on at [adj] time | 18 |
|
| 4 | on at that [noun] | 12 |
|
| 5 | on [prep] that time | 6 |
|
| 6 | on [prep] that time | 6 |
|
| 7 | on at that time | 6 |
|
| 8 | on at that time | 6 |
|
