| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv] a [noun sg] [adv] | 2935 |
|
| 2 | at a [noun sg] [adv] | 1890 |
|
| 3 | [adv] at a [noun sg] | 1035 |
|
| 4 | [adv] at [noun sg] [adv] | 198 |
|
| 5 | [adv] at a [adv] | 86 |
|
