| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it be [v-ing] us | 40 |
|
| 2 | it 's [v-ing] us | 26 |
|
| 3 | it be costing us | 11 |
|
| 4 | it was [v-ing] us | 7 |
|
| 5 | it is [v-ing] us | 6 |
|
| 6 | it be giving us | 5 |
|
| 7 | it be taking us | 5 |
|
