| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv] a [noun] [prep] | 30275 |
|
| 2 | [adv] a [noun sg] [prep] | 29734 |
|
| 3 | [adv] [art] time [prep] | 192 |
|
| 4 | [adv] a time [prep] | 55 |
|
| 5 | [adv] a time [prep] | 55 |
|
