| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | is [adv] [to-vb] | 3033 |
|
| 2 | who is [adv] | 1870 |
|
| 3 | who is [to-vb] | 160 |
|
| 4 | who [adv] [to-vb] | 7 |
|
