| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] [conj] at [det] time | 151 |
|
| 2 | [noun] than at [det] [noun] | 53 |
|
| 3 | [noun] than [prep] [det] time | 50 |
|
| 4 | [noun] than at [adj] time | 48 |
|
