| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [vb past] four [noun] [prep] | 19 |
|
| 2 | it [vb past] four [noun pl] [prep] | 19 |
|
| 3 | it took four [noun] [prep] | 9 |
|
| 4 | it [vb past] four [noun] of | 6 |
|
| 5 | it [vb past] four years [prep] | 6 |
|
| 6 | it [vb past] four year [prep] | 6 |
|
| 7 | it had four [noun] [prep] | 5 |
|
