| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] [pron] at a time | 30 |
|
| 2 | [prep] they at [art] time | 28 |
|
| 3 | [prep] they at [art] time | 28 |
|
| 4 | [prep] they at a [noun] | 17 |
|
| 5 | [prep] they at a [noun sg] | 17 |
|
| 6 | [prep] they at a time | 8 |
|
| 7 | [prep] they at a time | 8 |
|
| 8 | [prep] they at a time | 8 |
|
| 9 | [prep] they [prep] a time | 8 |
|
| 10 | [prep] they [prep] a time | 8 |
|
