| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | is [conj] [pron] [modal v] [adv] | 436 |
|
| 2 | be [conj] [pron] [modal v] [adv] | 243 |
|
| 3 | [be] [conj] [pron] [modal v] [adv] | 243 |
|
| 4 | [is] [conj] [pron] [modal v] [adv] | 163 |
|
