| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [verb] a long time | 113 |
|
| 2 | it [vb -s] a long time | 46 |
|
| 3 | it [vb -s] [verb] a long | 24 |
|
| 4 | [vb -s] [verb] a long time | 21 |
|
