| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [verb] [adv prt] [prep] a | 247 |
|
| 2 | could [verb] [adv prt] [prep] a | 110 |
|
| 3 | it could [verb] [prep] a | 53 |
|
| 4 | it could [verb] [adv prt] [prep] | 52 |
|
