| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] a few seconds before | 8 |
|
| 2 | for a [adj] seconds before | 8 |
|
| 3 | [prep] a few seconds before | 8 |
|
| 4 | for a [adj] seconds before | 8 |
|
| 5 | [prep] a [adj] seconds before | 8 |
|
| 6 | [prep] a [det] seconds before | 8 |
|
| 7 | [prep] a [adj] seconds before | 8 |
|
