| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | is [prep] | 50021 |
|
| 2 | is [prep] | 50021 |
|
| 3 | [be] to | 21476 |
|
| 4 | be to | 21476 |
|
| 5 | [is] to | 8145 |
|
| 6 | is to | 7743 |
|
