| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be [conj] [pron] [is] [adv] | 430 |
|
| 2 | be [conj] it [is] [adv] | 419 |
|
| 3 | be [conj] it [be] [adv] | 350 |
|
| 4 | [be] [conj] it [is] [adv] | 285 |
|
