| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] [subord] it | 1958 |
|
| 2 | [prep] [subord] it | 1958 |
|
| 3 | about [subord] [pron] | 369 |
|
| 4 | about [conj] it | 68 |
|
| 5 | about [subord] it | 54 |
|
