| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be [verb] [conj] it [be] [verb] | 380 |
|
| 2 | be [v-ing] [conj] [pron] [be] [verb] | 223 |
|
| 3 | [be] [v-ing] [conj] it [be] [verb] | 28 |
|
