| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it took [adj] year | 55 |
|
| 2 | it took four [noun] | 25 |
|
| 3 | it [verb] four year | 11 |
|
| 4 | it [vb past] four year | 11 |
|
| 5 | [pron] took four year | 10 |
|
| 6 | [pers pn] took four year | 10 |
|
| 7 | it took four year | 9 |
|
| 8 | it take four year | 9 |
|
