| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] [adv] [prep] a [noun] | 468 |
|
| 2 | [prep] [adv] [prep] a [noun sg] | 446 |
|
| 3 | [prep] [adv] [prep] [art] time | 95 |
|
| 4 | [prep] [adv] [prep] [art] time | 95 |
|
| 5 | [prep] [adv] [prep] a time | 21 |
|
| 6 | [prep] [adv] [prep] a time | 21 |
|
| 7 | [prep] [adv] [prep] a time | 21 |
|
