| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] [was/were] originally introduced | 7 |
|
| 2 | [noun sg] [was/were] originally introduced | 6 |
|
| 3 | [was/were] originally introduced [prep] | 8 |
|
| 4 | [was/were] originally introduced [prep] | 8 |
|
| 5 | [was/were] originally introduced in | 6 |
|
| 6 | [was/were] originally introduced in | 6 |
|
