| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv] at the [noun sg] | 9395 |
|
| 2 | at the [noun sg] office | 266 |
|
| 3 | [adv] the [noun sg] office | 69 |
|
| 4 | [adv] at the office | 42 |
|
