| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | silence [prep] a few minute | 8 |
|
| 2 | silence for a few minute | 8 |
|
| 3 | silence [prep] a few minutes | 8 |
|
| 4 | silence [prep] a few minute | 8 |
|
| 5 | silence for a few minute | 8 |
|
