| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] [is] introduced into the | 16 |
|
| 2 | [noun sg] [is] introduced into the | 16 |
|
| 3 | [is] introduced into the [noun] | 19 |
|
| 4 | [is] introduced into the [noun sg] | 19 |
|
