| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [prep] about | 50 |
|
| 2 | it for about | 36 |
|
| 3 | it for about | 36 |
|
| 4 | it at about | 6 |
|
| 5 | it at about | 6 |
|
