| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] it [prep] the [num ord] century | 12 |
|
| 2 | [verb] it [prep] the [num ord] century | 12 |
|
| 3 | [verb] it in the [num ord] century | 7 |
|
| 4 | [vb past] it [prep] the [num ord] century | 5 |
|
