| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [subord] it [verb] a | 1225 |
|
| 2 | [subord] it [verb] for | 215 |
|
| 3 | it [verb] for a | 198 |
|
| 4 | [subord] [verb] for a | 185 |
|
