| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it be first of | 7 |
|
| 2 | it [be] first of | 7 |
|
| 3 | it [is] first of | 5 |
|
| 4 | it first of all | 8 |
|
| 5 | it first of [det] | 8 |
|
| 6 | it first of [adj] | 8 |
|
| 7 | it first of all | 8 |
|
