| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it is [adv] a | 2906 |
|
| 2 | it is [adv] a | 1839 |
|
| 3 | it be certainly a | 107 |
|
| 4 | it [be] certainly a | 107 |
|
| 5 | [pron] is certainly a | 90 |
|
| 6 | it is certainly [art] | 90 |
|
| 7 | it [is] certainly a | 68 |
|
| 8 | it is certainly a | 40 |
|
