| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | i [vb base] [be] | 7996 |
|
| 2 | then i [vb base] | 1309 |
|
| 3 | then i [be] | 569 |
|
| 4 | then [vb base] [be] | 25 |
|
