| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun sg] office [vb -s] a | 21 |
|
| 2 | [noun] office has a | 7 |
|
| 3 | [noun] office maintains a | 6 |
|
| 4 | post office [vb -s] a | 6 |
|
| 5 | post office [vb -s] a | 6 |
|
| 6 | [noun prp] office [vb -s] a | 5 |
|
