| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | they [vb base] [prep] | 12209 |
|
| 2 | if they [vb base] | 5282 |
|
| 3 | if [vb base] [prep] | 10 |
|
| 4 | if they [prep] | 5 |
|
