| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] [prep] [noun sg] at a [noun] | 221 |
|
| 2 | [noun] [prep] [noun sg] at [art] time | 212 |
|
| 3 | [noun] [prep] [noun sg] at [art] time | 212 |
|
| 4 | [noun] [prep] [noun sg] at a [noun sg] | 211 |
|
| 5 | [noun] [prep] [noun] at a time | 120 |
|
| 6 | [noun] [prep] [noun sg] [prep] a time | 64 |
|
| 7 | [noun] [prep] [noun sg] [prep] a time | 64 |
|
| 8 | [noun] [prep] [noun sg] at a time | 55 |
|
| 9 | [noun] [prep] [noun sg] at a time | 55 |
|
| 10 | [noun] [prep] [noun sg] at a time | 55 |
|
| 11 | [noun] [prep] [noun sg] at a time | 55 |
|
