| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [be] [adj] [noun sg] | 6139 |
|
| 2 | [be] [adj] [noun sg] [v-ing] | 691 |
|
| 3 | it [be] [adj] [v-ing] | 359 |
|
| 4 | it [be] [noun sg] [v-ing] | 51 |
|
| 5 | it [adj] [noun sg] [v-ing] | 10 |
|
