| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | a [noun sg] [noun sg] at the | 798 |
|
| 2 | [noun sg] [noun sg] at the time | 219 |
|
| 3 | a [noun sg] at the time | 120 |
|
| 4 | a [noun sg] [noun sg] at time | 7 |
|
