| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] an [noun sg] or [noun pl] [prep] | 8 |
|
| 2 | [prep] an office or [noun pl] [prep] | 5 |
|
| 3 | [prep] an office or [noun pl] [prep] | 5 |
|
| 4 | from an [noun] or [noun pl] [prep] | 5 |
|
| 5 | [prep] an [noun] or offices [prep] | 5 |
|
