| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] a few minutes i | 14 |
|
| 2 | [prep] a few minutes i | 14 |
|
| 3 | [prep] a few minutes i | 14 |
|
| 4 | after a few minutes i | 9 |
|
| 5 | after a few minutes i | 9 |
|
