| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [art] introduction of the national | 32 |
|
| 2 | [art] introduction of the national | 32 |
|
| 3 | the introduction of the national | 32 |
|
| 4 | the introduction of the national | 32 |
|
| 5 | introduction of the national [noun sg] | 36 |
|
| 6 | introduction of the national [noun] | 36 |
|
| 7 | introduction of the national curriculum | 30 |
|
| 8 | introduction of the national curriculum | 30 |
|
