| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] at [adv] a [noun] | 220 |
|
| 2 | [prep] at [adv] a [noun] | 220 |
|
| 3 | for at [adv] [art] [noun] | 155 |
|
| 4 | for [prep] [adv] a [noun] | 151 |
|
| 5 | for at [adv] a [noun] | 150 |
|
