No | Pattern | Freq | Relations |
---|---|---|---|
1 | [noun] be introduced [prep] the first | 6 | |
2 | be introduced [prep] the first [noun sg] | 11 | |
3 | be introduced [prep] the first [noun] | 11 | |
4 | be introduced [prep] the first time | 6 | |
5 | be introduced [prep] the first time | 6 |