| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | of [art] [adj] teachers ' | 15 |
|
| 2 | of [art] [adj] teachers ['s] | 15 |
|
| 3 | of the [adj] teachers ['s] | 11 |
|
| 4 | of [art] qualified teachers ['s] | 10 |
|
