| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | was [verb] for [art] [adj] [noun sg] | 510 |
|
| 2 | was introduce [prep] [art] [adj] [noun sg] | 67 |
|
| 3 | was introduce [prep] [art] [adj] [noun sg] | 67 |
|
| 4 | be introduce for [art] [adj] [noun sg] | 10 |
|
| 5 | [be] introduce for [art] [adj] [noun sg] | 10 |
|
| 6 | was introduce for [art] [adj] [noun] | 6 |
|
| 7 | was introduce for [art] [adj] [noun sg] | 5 |
|
| 8 | [was/were] introduce for [art] [adj] [noun sg] | 5 |
|
| 9 | was introduce for [art] [adj] [noun sg] | 5 |
|
