| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | were [prep] the [num ord] [noun sg] | 77 |
|
| 2 | introduce [prep] the [num ord] [noun sg] | 55 |
|
| 3 | were introduce [prep] the [noun sg] | 36 |
|
| 4 | were introduce [prep] the [num ord] | 8 |
|
