| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] a [noun pl] 's | 223 |
|
| 2 | [prep] working [noun pl] 's | 14 |
|
| 3 | a working [noun pl] 's | 8 |
|
| 4 | [prep] a working [noun pl] | 6 |
|
