| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] [prep] a while | 686 |
|
| 2 | [noun sg] [prep] a while | 493 |
|
| 3 | silence [prep] a [noun] | 109 |
|
| 4 | silence [prep] [art] while | 34 |
|
| 5 | silence [prep] a while | 34 |
|
| 6 | silence [prep] [art] while | 34 |
|
| 7 | silence [prep] a while | 34 |
|
