| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | teachers and [noun pl] [Wh pn] [verb] | 13 |
|
| 2 | teacher and [noun pl] who [verb] | 13 |
|
| 3 | teacher and [noun pl] [Wh pn] [vb base] | 7 |
|
| 4 | teacher and [noun pl] [Wh pn] [vb past] | 6 |
|
