| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [modal v] [verb] [v-ing] | 264 |
|
| 2 | it [modal v] [vb infin] [v-ing] | 263 |
|
| 3 | [pron] [modal v] mean [v-ing] | 95 |
|
| 4 | it [modal v] mean [verb] | 91 |
|
| 5 | it [modal v] mean [v-ing] | 77 |
|
