| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be [verb] for the first time | 250 |
|
| 2 | be introduce [prep] the first time | 6 |
|
| 3 | be introduce for the first time | 6 |
|
| 4 | be introduce for the [num ord] time | 6 |
|
| 5 | be introduce [prep] the first time | 6 |
|
| 6 | be introduce for the [adj] time | 6 |
|
| 7 | be introduce for [art] first time | 6 |
|
| 8 | be introduce for the first [noun] | 6 |
|
| 9 | [be] introduce for the first time | 6 |
|
| 10 | be introduce for the first time | 6 |
|
| 11 | be introduce for the first [noun sg] | 6 |
|
| 12 | be introduce for the first time | 6 |
|
