| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it for about [num] [noun] | 23 |
|
| 2 | it for [adv] [num] year | 17 |
|
| 3 | [pron] for about [num] year | 17 |
|
| 4 | it for [adv] [num] year | 17 |
|
| 5 | [pers pn] for about [num] year | 16 |
|
| 6 | it for about [num] year | 7 |
|
| 7 | it for about [num] year | 7 |
|
| 8 | it [prep] about [num] year | 7 |
|
| 9 | it [prep] about [num] year | 7 |
|
| 10 | it for about [adj] year | 7 |
|
| 11 | it for about [num] year | 7 |
|
