| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [to-vb] [conj] a | 1910 |
|
| 2 | [is] [conj] a | 948 |
|
| 3 | [to-vb] [is] [conj] | 461 |
|
| 4 | [to-vb] [is] a | 151 |
|
