| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | because at [adj] time | 30 |
|
| 2 | because at [det] time | 27 |
|
| 3 | because at that time | 23 |
|
| 4 | because at that time | 23 |
|
| 5 | because at [art] time | 20 |
|
| 6 | because at [art] time | 20 |
|
| 7 | because at the time | 18 |
|
| 8 | because at the time | 18 |
|
