| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [v-ing] [prep] be [adj] | 2101 |
|
| 2 | it [prep] be [adj] | 315 |
|
| 3 | it [v-ing] [prep] [adj] | 69 |
|
| 4 | it [v-ing] [prep] be | 65 |
|
