| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | off [prep] [num] minutes | 28 |
|
| 2 | off [prep] [adj] minutes | 28 |
|
| 3 | off after [adj] minutes | 16 |
|
| 4 | off after [adj] minutes | 16 |
|
| 5 | off [prep] 15 minutes | 5 |
|
| 6 | off [prep] 15 minutes | 5 |
|
